6 Groove; w/o Rear AC (w/o separate control for the rear); Sanden Replacement for OE Style - Part may look different than original 15112552, 19151514, 89018948 GPD 15-33149. Nov 11, 2005 · GM Genuine Parts 15-2962 Air Conditioning Clutch Cycling Switch. It has two black hoses connected to it. I have a 2007 Ford E450 Superduty Box truck with a V10 and 70,000 miles. Enter your vehicle details. Shop 1999 Chevrolet C1500 Suburban Air Conditioning parts at the best prices from Advance Auto Parts. #6 · Feb 9, 2008. Yes, the '02 silverado uses a low pressure cutout to cycle the compressor, maybe it's formally called a compressor cycling switch. Material: Plastic. 50 USD. 7 liter engine. Aug 14, 2021 · In this video I will show you how I replaced my rear AC lines on my 2008 Suburban 2500 due to a break in them. Step 4: Remove the switch. 99 Jul 9, 2020 · I have a 2010 GMC sierra. Thread Size: 3/8-16 Inch. Limited Lifetime Warranty. 4. My truck is a '99 s10 with a 2007 5. Below is the excerpt from their site:Oil leak: Oil loss Sep 14, 2014 · With the engine running and AC on, the High side is 140 and the Low side runs at 120 with fan on low and climbs up to 200+ with fan on high. 1999 CHEVROLET SUBURBAN. com/products/gt-twist-drying-towel?sca_ref=3749415. 7L V8 Jul 3, 2018 · Ambient Temperature in °F Low side Pressure Gauge reading and High side Pressure Gauge reading 65°F Ambient temperature: Low side pressure 25-35 psi High side pressure 135-155 psi 70°F Ambient temperature: Low side pressure 35-40 psi High side pressure 145-160 psi 75°F Ambient temperature: Low side pressure 35-45 psi High side pressure 150 Apr 24, 2010 · The VCM controls the ground path for the cooling fan relay. Hi. It's a low pressure switch that cycles the clutch on the older style of compressors. Rear Auxiliary A/C (C69), Right Hand Drive (RHD); Air Conditioning; Manual Controls (C60) 15741045, 19169333 GM GENUINE 1530878 Oct 10, 2007 · in Automotive Replacement Air Conditioning Clutch Cycle Switches 7 offers from $13. 4L V8 456 Answers. – Orifice tube or thermal expansion valve. SInce compressor is not running, both read the same and it is at 100psi. You would need a shop manual for the wiring diagram for the ac to troubleshoot it. com that the intakes were a problem thru 1998. GMC > 1999 > K1500 SUBURBAN > 5. Both are good. 14 1551343 AC High Pressure Sensor Switch,15-51343,13587668 Compatible with Chevy Suburban Tahoe 2002-2021,Buick Cadillac GMC Sierra 2003-2020,Pontiac Saturn 2002-2010 HVAC Pressure Transducer mt1247 Feb 5, 2008 · 1335 posts · Joined 2007. 3, V8 311,000 miles, leaks oil now at rear main seal. 2008 Sprinter 2500 170 - camper van. If there’s no voltage, test the resistor (YouTube). 3. There is a low pressure switch and a relay involved that could prevent the clutch from getting power. Enter the year in the search box or scroll the chart using the NEXT/Previous buttons at the bottom of the chart. Chevy air power compressor conditioner liter s10 wire2001 gmc truck jimmy 4wd 4. SKU: BK1055. Jul 6, 2012 · 1999 suburban lt ac compressor will not engage, there seems to be no power to the clutch or the pressure switch freon - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. Classic Industries offers a wide selection of Air Conditioning and Heater Parts for your 1999 GMC K1500 Suburban. MEMBER. Mar 2, 2023 · 3. Currently, it still randomly goes into the "swamp cooler mode". Under-inflated tires suck fuel, get over heated and fail. Choose top quality brands AC Delco, Beck Arnley, Delphi, Forecast, Replacement, SKP, Standard Motor Products, Walker, Wells. Line: DOR. When I remove the plastic cap on the high side freon hissed pretty good so I know it's leaking. Disconnect the negative battery cable with a wrench of ratchet. Repair. Aug 14, 2017 · GT shine products: https://gtshine. In addition to cooling, freon lubricates the compressor when it runs. ACDelco GM Original Equipment A/C Clutch Cycle Switches are component sensors that monitor the evaporator temperature and pressure. 7 Vortec The gauge always seems to read low to me. Another thing I was thinking. Jun 10, 2009 · jn1965 said: I have a couple questions about the oilo pressure in your 199x Suburban with the 5. Step 2: Remove the switch electrical connector. remember, a cold tire will read 3 to 5 psi less than when it's hot. If you find you’ve got a low pressure on the low side of your system, then it’s most likely that you’ve got a leak as that is a common problem in automobile air conditioning systems. if there is no freon the switch will open and keep power from engaging clutch on compressor. Rear a/c sending warm air while front a/c works. There is no need to replace the whole compressor. If one of the line is cold, then it should cool unless the heater blend door is not working and stuck in heating mode. Typically the AC recharge kit you buy will have enough capacity to add enough freon to May 3, 2019 · Add 1 can of R134a to raise this pressure if goes lower than 25 psi. Jun 9, 2011 · 46 posts · Joined 2010. Heat & Air Conditioning Repair Manual Refrigerant Pressure Switch. Add an … read more. 1997 Chevrolet Tahoe 5. The switch that is causing the cycling in in the low pressure line. Jun 5, 2018 · 8 posts · Joined 2016. You would need to remove the hose lines going to the compressor and replace them. Otherwise, you may have to block off the rear a/c or find replacement lines from a truck outside the rust belt. The switch mounted in back of compressor was MT0447. If you do then the relay is the issue. 9 out of 5 stars 30 1 offer from $9. 4WD. Tried adding R134, it made the system a little cooler but not cold, and it rose the pressure out of the "safe" zone. Put A/C gauges on the Hi/Low pressure side. 15-30877 AC Delco A/C Hose New for Chevy Suburban Chevrolet K2500 Truck C3500 (Fits: Chevrolet K2500) Brand New: ACDelco. 99 May 28, 2011 · 1999 Chevy suburban change compressor, dryer, orfice tube, and AC hosed assembly. 2000 Chevrolet K3500 6. the low pressure switch is located on the accumulater it's a safety switch that detects freon in the accumulater. The most common reason for your Chevy Suburban’s AC not blowing cold enough is low refrigerant levels, followed by a dirty evaporator or condenser issues (bad or clogged). 7L V8. AC System Not Blowing Cold Enough. Note: Typically, the A/C system does So the PCM is not the issue. Re: A/C compressor Cycling on/off. 99 ea. Classic Industries offers 1999 GMC K1500 Suburban AC P. You're dealing with the toughest problem any A/C system can have. AC Hoses available for the following Chevrolet C1500 Suburban years: 99, 98, 97, 96, 94, 93, 92, 1999, 1998, 1997, 1996, 1994, 1993, 1992. Jan 08, 2013 • 2002 Nissan Altima. Im having to fix a leaking hose at a shop first since gm thought it was a good idea to discontinue the suburban rear air suction and discharge hose. 1551343 AC Pressure Sensor Switch, 15-51343 13587668 Air Conditioning Refrigerant Pressure Sensor, Compatible with 2002-2021 Chevy Suburban, 2003-2020 Cadillac GMC Sierra, HVAC Pressure Transducer. Auto Cooling Solutions. Change an engine fuse. MightyMax said: You might have to replace the manifold lines that go to the compressor. I was able to put my gauges back on, screw it Oct 25, 2010 · Product Description. Show More. Jul 26, 2019 · First, check the condenser to make sure it’s not blocked by any debris. jpg. Feb 24, 2017 · SU33468 Air Conditioning Replacement Lines Rear AC Line Set Fit for 2007-2014 Chevy Suburban/Cadillac Escalade ESV/Yukon XL Rear High-Pressure A/C Hose Kit (Comes with Nylon Cable Ties) 5. Refrigerant Pressure Switch. Buy online or call toll free. Hope you get it fixed. The switch turns the compressor clutch field coil off and on. AUTOMATIC. Buy a 1999 Chevrolet C1500 Suburban A/C Hose at discount prices. the lower the high side pressure, the less power it takes to turn it. Rear Auxiliary A/C (C69), Right Hand Drive (RHD); Air Conditioning; Manual Controls (C60) 15741045, 19169333 GM GENUINE 1530878 Jul 25, 2013 · Air Conditioning Valve Core Kit | Cap & Valve AC R12 R134a Teflon Seal Refrigeration A/C Air Conditioning Service Valve Car & HVAC AC Charging Port Seal Caps Kit 4. So do over loaded tires. When she is cold the pressure till get to just below 40. May 20, 2017 · 05-29-2009 08:53 PM. $128. Using a wrench or socket, unscrew the switch from the A/C line, finishing with your fingers. 0 out of 5 stars 2 Access our Escalade, Suburban, Tahoe, Yukon, Denali, DenaliXL, YukonXL 1999-2005 Refrigerant System Capacities Repair Guide by creating an account or signing into your AutoZone Rewards account. UAC SW 9701C A/C Clutch Cycle Switch. Once she is warm, the idle pressure is at 19psi and when I am accelerating it gets to around 30psi. Jun 4, 2017 · The sleeve traps moisture and salt. Jul 30, 2011 · 97 Suburban AC not cold. 3 and a 2002 silverado calibration in the pcm. 5L V8 Turbo Diesel Cab and Chassis. For a general reference, you can check out this chart of R-134a system pressures. Add your vehicle in Manage My Vehicles. 7L V8 > Fuel & Air > Fuel Injection Pressure Regulator. The charts are intended to help provide an understanding of a vehicle’s air conditioning system pressure, which can be helpful during the diagnostic and recharge processes. May 6, 2020 · Compressor is not running. Cheaper and simpler to replace the clutch coil. 99. And it has a high pressure cutout switch. I read on consumerguideauto. At the very center of the fuel rail, you should see a round part that resembles a doorbell. 50. In conclusion, understanding the AC parts diagram of your Chevy Suburban is essential for maintaining a comfortable and efficient cooling system in your vehicle. V8. Chevrolet C1500 Suburban Fuel Pressure Regulator - Regulators - Replacement AC Delco Delphi SKP Walker Forecast - 1998 1995 1999 1997 1996 1993 1994 98 95 99 97 96 93 94 - PartsGeek Mar 22, 2024 · Suburban, Suburban 1500, Suburban 2500 Refrigerant Capacity and Refrigerant Oil Type There are 43 entries in this chart, but only 10 are shown in order to save space. 5 Male High Side A/C Charge Port Valve Includes Caps Aftermarket Replacement For MT0105, 800-955, 59946, GM 52458184, 15-5438 (Pack of 2) dummy. While im waiting on that to get done i was reading up on the low pressure switch and its cutout value. Sep 5, 2021 · 1999 Chevy Truck AC Compressor Replacement, Replace the compressor and re charge the system back up to working condition. The first time the Compressor needed replaced and since then it will not blow cold air after two weeks of seeing the mechanic. MBWALKER4. 1999 to 2016 Super Duty - AC Compressor constantly cycling [SOLVED] - Apologies if this has been previously asked and answered but I have not found my exact symptoms. The fans turn on and off fine by engine temp as stock as it Jul 9, 2020 · I have a 2010 GMC sierra. you have two sizes of ac line one large one small the smaller line is the high side the pressure switch for the low side used to be at the AC drier sometimes at or next to the compressor either way the low pressure will always be on the larger of the two lines. 1998 Suburban HVAC. When the pressure and temperature are too low, the compressor is switched off. The switch mounted on dryer was MT0205. Oct 4, 2010 · Disconnect the clear connector from the Vehicle Control Module (VCM). there is a pressure switch in the freon system that will prevent the A/C clutch engaging if the pressure is too low. Compressor To Condenser; W/O SWITCH; Exc. You must be registered for see images attach. Some GM Genuine Parts may have formerly appeared as ACDelco GM Mar 14, 2024 · A/c pressure switch fits chevy c1500 suburban 1994-1999 56wnywA/c compressor low pressure cut off switch fits 1994-2004 gmc sonoma Full size chevy air conditioning high-low pressure safety switch, 1958-1972Switch suburban silverado cycling trucks pressure normally low open. Sep 2, 2016 · Step 3: Remove the switch electrical connector. 3, V8 311,000 miles, leaks oil now at 904-627. Looking at the fuel rail, you should see four parts that resemble spark plugs but are actually four of your Suburban’s eight fuel injectors. 2001 Suburban LT 2WD, 5. 99 eaClassic $199. So better airflow at idle could save some fuel. 7L V8 The warmer it is outside, the higher the pressure will be. When you turn on the air conditioning, you expect to feel cold air pour out. Choose top quality brands AC Delco, Autopart Premium, Four Seasons, GPD, Sunsong, UAC. The radiator fan runs when the ac is running and high pressure is above 200 psi. Dropping the oil pan (after I drain the oil of course) and taking it and the pick-up screen to a shop and having them cleaned completely out. Regular price$99. Mar 9, 2020 · HOW TO TEST AC PRESSURE SWITCH ON CHEVY, CHEVROLET, GMC, BUICK, CADILLAC AC NOT WORKING Great Car Scanner: https://amzn. Lastly you need to jump the low pressure and cycling switch and find out if one of them is preventing the Sep 5, 2010 · 38racn. Use our A/C recharge port finder to discover how to refill and recharge your car’s A/C. I am able to use the small shrader type tool to remove the low side and replace it but the high side valve seems different, as if I can't get the tool to catch to turn it loose and replace it. The best fix is to backwash the system. As of yesterday afternoon 6/26/2022 I got it charged and it's working well, 55degree coming out of the vent on a 90 degree day without being in max air. Switch Port Included: No. This part is also sometimes called Chevrolet C1500 Suburban Air Conditioning. GM Parts GM Genuine Parts 15-5528 Air Conditioning Service Valve. 5. Mechanical and electric fuel pumps can wear out, clog, or lose capacity over time, or they may suddenly fail to operate entirely. Where is the a/c low pressure switch located. 51 up to $78. Nov 10, 2021 · Vehicle in question is a 1999 Suburban LT 5. CHEVROLET > 1999 > K1500 SUBURBAN > 5. Our database has vehicle-specific advice on how to find the right low-side port. If it’s low, you’ll need to charge it and find out where the leak came originated. 11,000 MILES. 20. . – Receiver-dryer or accumulator. i would get the refrigerant checked and topped up before starting to worry about anything else. Dirty cabin air filter. Running a motor flush through the engine and changing the oil to clean out any sludge in the pan. WARNING: The Low-Pressure Cutout Switch prevents compressor operation at low refrigerant pressures. GM Genuine Parts Engine Oil Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Once the auxiliary cooling fan has been turned ON by the Engine Coolant Temperature (ECT) sensor, the VCM will turn the fan OFF when that Aug 24, 2018 · 539. However, when the AC pressure switch goes bad, warm air might be all you get. 3l fi ohv 6cyl Why do i have no pressure change in the a/c system of a 1995 suburban. Next step is to check for voltage at the compressor clutch and see if I have 12V there. Oct 8, 2015 · 1. Wiring Diagrams and Misc. where is the low pressure ac port located on a 96 chevy silverado with a 7. 1. 7L V8 > Heat & Air Conditioning > A/C Compressor & Component Kit. Other important components include: – AC hoses and lines. For anyone having similar issues I recommend looking at your wiring from the switch on the back of the compressor. Once you sign in, follow these instructions to access our Repair Guides. Color: Gray, Green. Step 3: Remove the switch. On top of low prices, Advance Auto Parts offers 4 different trusted brands of A/C High Pressure Side Switch products for the 1999 Chevrolet C1500 Suburban. If your system is similar to the one in mine, the High Pressure valve is not a swap like the low side is. This may be related to a failure in the fuel pump, the fuel Jan 16, 2010 · Or at least the 96-99 Burbs with the Vortec 350. Rear AC Block Off Suburban 90-99. #1 · Jun 5, 2018. Price: Apr 12, 2015 · Well, im trying to get my ac back up and running again before it gets hot and i run out of time. Buy a 1999 Chevrolet K1500 Suburban Fuel Pressure Regulator at discount prices. Compressor is engaging just fine, don't notice any strange noises or any other problems. Front air is not very cold so I bought a can of R134a and filled the low side valve with the entire can and gauge continues to read on the upper edge of "filled" and caution. When your compressor kicks on, add freon to the correct pressure. 81 KG). These are just on/off. The low side AC port location is the first thing to find when you are looking for how to put freon in a car. A/C head pressure above 300 psi. The R-134a and R-1234yf pressure charts are for guidance when using A/C Pro ® recharge kits, refills, and gauges. Posted on Jul 26, 2010. gh35kXnuhRCoupon Code: HELPINGHAND-- Check out my NEW channel: https:// Jun 16, 2012 · The pressure switch mounted on a/c manifold was MT0790. A/C Port Finder. Material: Aluminum. Sep 19, 2017 · Set the rear thermostat to cold and go under behind the rear pass wheel and feel the bigger refrigerant line with your hand. Connect a fused jumper wire between cavity 1 (dark green wire with a white stripe) of VCM clear connector and ground. 99 1999 Chevrolet C1500 Suburban A/C Hose - Climate Control - AC Delco, Autopart Premium, Four Seasons, GPD, Sunsong, UAC, At Evaporator, Compressor To Condenser - PartsGeek We stock these AC Hose brands for the Chevrolet C1500 Suburban: UAC, AC Delco, Autopart Premium and GPD. May 9, 2020 · The results are in I now have a functioning compressor and can now address further issues with my system. 1/ of3. Checked the fuse and relay for the compressor clutch. Suburban - Yukon - Tahoe - Escalade. But this is not predictable as to when, and works normally as soon as the vehicle starts moving again. Usual AC low-pressure switch values for R-134a systems Compressor To Condenser; W/O SWITCH; Exc. Check Details. 5 liter engine. GM Air Conditioning Pressure Switch Problem and Replacement!!Don't Charge Your A/C Till You Check This!!In this video I fix an issue I was having with my GMC Aug 12, 2016 · Part 2 of 3: Remove the A/C pressure switch. Our complete rear A/C kit allows you to replace the rear A/C lines and evaporator to restore use of the rear ac system at a fraction of the price of factory OEM replacements. If I disconnect the cycling switch for just a second and plug it back in the clutch stays off until the low side hits about 70 and then engages the clutch. 5L V8 Turbo Diesel in this how Jun 16, 2011 · I noticed when the ac has been on for a bit, it blows the coldest temps when both front and rear are on high. 2 KB Views: 2,462. Be sure to consult the instructions provided with your A Heat & Air Conditioning Repair Manual Refrigerant Pressure Switch. Determine if the blend door is moving. to/2QmNBri Check out our Amazon St Oct 10, 2007 · GM Parts GM Genuine Parts 15-5438 Air Conditioning Service Valve. VCM will turn the auxiliary cooling fan ON when any of the following conditions exist: ECT above 107°C (225°F) . Find aftermarket and OEM parts available for delivery or pickup at a store near you. About 40 I guess. MSRP $219. However, this problem is also caused by low refrigerant levels, which should be checked regularly. GMC > 1999 > K2500 SUBURBAN > 7. #5 · Jun 10, 2011. Oct 3, 2022 · If voltage goes to the blower motor, it’ll need replacing. Jul 12, 2020 · #Silverado #Chevy #PressureSwitch #JoshBrownReplace Your A/C Pressure SwitchI'm glad you've joined me for my new video! Remember to SUBSCRIBE and click that If you do then jump the relay and make sure the compressor will come on. Once you find the 1999 C2500 Suburban AC low pressure port cap, hook up the can of refrigerant to the low pressure port. New Pressure Regulator [Wholesaler Closeout-- 30 Day Warranty] 1999 CHEVROLET K1500 SUBURBAN 5. CHEVROLET > 1999 > C1500 SUBURBAN > 5. You need enough freon in the system to keep the low pressure above the pressure switch limit when the compressor is running. We offer high quality new, OEM, aftermarket chevrolet c1500 suburban fuel pressure regulator parts. Jun 25, 2014 · 228 Answers. This is usually a tab that you can push in to remove easily. I replaced the lines using hoses from Auto Co 1999 Suburban with front and back air. Note: In most cases, it is not necessary to evacuate the A/C system refrigerant for clutch cycling switch removal. We have taken our vehicle to the mechanic every year for air conditioning problems and twice last year. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Shop for the best A/C High Side Pressure Switch for your 1999 Chevrolet K1500 Suburban 4WD, and you can place your order online and pick up for free at your loc. 7L V8 > Heat & Air Conditioning > A/C Compressor. . Step 1: Disconnect the negative battery cable. This is a critical safety device to prevent compressor damage due to inadequate oil flow to the compressor. Search our database by selecting your vehicle’s make, model, and year below…. it is possible for either to be faulty, but it far more likely to need regassing. If you bypass it, it will keep the clutch on constantly which will over pressure the system. Fittings Included: No. Check the system pressure. – Blower motor and fan. Intentionally blank: Intentionally blank: Related Parts. Vacuum the system put 11ounces of oi in. If the compressor clutch does not engage, the AC compressor clutch coil has a open and has to be replaced with the "PROPER TOOLS". SOURCE: Where is the low pressure switch located on 1999. Sep 17, 2010 · In short: use the door sticker as a guide, adjust to what you need for your tires/load/driving conditions and do not exceed the tire pressure and load ratings. 1 Year Limited Warranty. 7L V8 A/C Compressor & Component Kit | RockAuto. Is your car's air conditioning system not functioning properly? In this video, we will explore the common bad AC pressure switch symptoms and look into its l May 27, 2018 · Here are some typical AC low-pressure switch values. dummy. My 2001 suburban high side pressure valve was leaking (hissing). stock 4L60E on 5th filter/fluid change; 2nd set of drive shaft u-joints; rear diff new bearings; 2nd fuel pump and fpr; ABS pump circuit solder reflowed; 4th water pump May 4, 2006 · That is the switch in the dryer/accumulator. I have adequate pressure on my AC system according to both of the gauges I have tried. Aug 28, 2019 · This item: 3mirrors Rear A/C Block Off Kit Line Terminator Compatible with 1996-1999 Chevy Suburban Tahoe GMC Yukon Auxiliary AC Elimination 4 Pieces Set & Manual, Upgraded HNBR O Rings $15. For the 6 years I have owned it, the AC has always been ice cold. See all videos for the 1997 Chevrolet Tahoe. So some time ago the A/C compressor was replaced (due to the typical "belly leak") with a Delphi CS0120 along with a new drier/accumulator, and it was charged to the R134A amount that all service literature says: 4 LBS (1. Surely there is more than just the intake gasket that seems to fail on these Burbs. Jul 31, 2019 · We currently carry 10 A/C High Pressure Side Switch products to choose from for your 1999 Chevrolet C1500 Suburban, and our inventory prices range from as little as $12. Replacing the oil pressure switch. A restriction (non condensables). 0 helpful. VOTNMIC Air Conditioning Service Valve M12x1. 1990 - 1999 Chevy Suburban and Tahoe (0) 1993 - 1998 Ford, Lincoln, Mercury Minivans (0) 1996-1999 Chevy,GMC full size van (0) 1996 - 1999 Chevrolet Suburban, Tahoe (0) 1996 - 2003 and 2004 - 2010 Chrysler Minivan (0) 1997 - 2000 GM Mini Van, Chevy Venture, Olds Sillhouette (0) 1997 - 2010 Honda Odyssey, Honda MDX, Mazda MPV, Toyota Sienna (0) Refrigerant Pressure Switch. R-134a TEMPERATURE PRESSURE CHART (Tabla de Temperaturas y Lecturas) Ambient Temperature °F / °C (Temperatura Ambiental) Low-Pressure Gauge (Puerto de Servicio del Lado de Baja Presion) High-Pressure Gauge (Puerto de Servicio del Lado de Lado de Alta Presion) 65°F (18°C) 25-35 psi / 172-241 kPa: 135-155 psi / 931-1069 kPa: 70°F (21°C) 35 Step 3. 99 $ 15 . You can do this by releasing the charge through the high side service valve, (134, not R12). Nov 11, 2005 · Product Description. Listen for an audible click from the A/C Compressor Clutch. Shop for the best A/C Hose Assembly for your 1999 Chevrolet C1500 Suburban RWD, and you can place your order online and pick up for free at your local O'Reilly. start adding freon on low side add one can compressor did not kick on . Open media 2 in modal. Inspect the cabin air filter (if equipped) to verify that it is not clogged. VIEW DETAILS. Jun 11, 2014 · Attachments. Then set it aside. Warm Air is Blowing. Line: ACD. 40 posts · Joined 2009. Free shipping. Regular price$84. You need to put a can of freon in it. 2. Turn the Ignition Switch to the Run position. How to add freon to recharge the ac system in a 1995 GMC C1500 Suburban 6. Basically the only common problem that I have seen mentioned is the intake gasket. Then you need to make sure the VCM is grounding the relay by checking for a ground on the terminal of the relay to the VCM. #6 · Sep 6, 2010. Locate the fuel pressure regulator on the rear fuel rail. Also need to check the Pressure sensor to These electric fuel pumps are activated as soon as you turn the key to deliver fuel to fuel rail (s) and injectors and to build fuel pressure for startup. If you have an electrical component that doesn't work, try replacing the fuse first. Open media 3 in modal. The Phantom Wrench. 7 (last of the square old body style) with front & rear AC. Jan 31, 2024 · | Repair Guides | Heating, Ventilation & Air Conditioning (1999. Once you find the 1996 C1500 Suburban AC low pressure port cap, hook up the can of refrigerant to the low pressure port. Where the compressor cuts out due to high pressure, and you get very humid air, and no A/C. Loose the switch with a socket or wrench, then unscrew it. Recommendations. 00 USD Sale price$84. Rear Auxiliary A/C (C69), Right Hand Drive (RHD); Air Conditioning; Manual Controls (C60) 15741045, 19169333 GM GENUINE Mar 12, 2021 · The most common causes that hinders normal operation of air conditioning system on your Chevy Suburban are dirty cabin air filter, refrigerant leak, dirty or clogged condenser, dirty or clogged evaporator, bad blower motor, defective compressor, faulty blend door actuator or any fault in the electrical system. Rear A/C system needs replacing? We've got the solution to your problem! Buick - Chevrolet - GMC - Cadillac. yo pi sh wh sk hp tu at hx os