1994 GMC Yukon "air presure light" Questions

air conditioner on, it doesn't get cold, the AC clutch doesn't engage. There is no voltage at the two 2-wire connections leading to the AC. The light in the dash indicates the AC is on & the HTR-A

low tire presure warning light gets on , I replace air and verify all tire presure and light still on ! how can I turn it of? Did you check spare tire in trunk?

...light comes on if they are just a little bit low. I filled mine up to the proper PSI and it stopped the issue. sounds like a low tire presure warning lamp, check the air presure in all your

...the exact same problem with my mates fiat have a look online to see if there is a presure valve and just release the presure thsi is a bit of a pig to do as it may take a few goes to get the air ...

...with a weak mixture under light load, the car runs okay but no one can get the light to go off without returning. the problem is not fixed,sounds like either poor fuel presure, or a bad air flow ...

...ac works fine could this be the fan control module check the fan if no air air though the radiator and condenser the heat will cause the presure swith on the ac to turn it off and on sitting ...

...presure is ok . the air mass is properly connect . engine upper cover is fix proerly with air mass.make sure the oxgen sensor is connect . and the trubo electric adjuster is working ,some modifcation ...

...Hesistation on highway underacceleration. Sudden onset. for p0171 it could be a few things like intake/exhaust leak,air system,map/vaf sensor,fuel presure/pump,injector(s),ho2s(heated oxygen

...when the wheather got cold, doesn't happen when its warm outside. check the fuel presure. n fuel presure regulator.spray some brake cleaner inside the air filter en star the engine.has no

...AIR. BEFORE I ADJUSTED THE TIRE PRESURE I WAS NOT GETTING A WARNING LIGHT INDECATING ANY PROBLEMS. AS SOON AS I ADJUSTED THE PRESSURE ALL SENCERS STARTED GIVING ME A WARNING ONE BY ONE TILL NONE OF ...