GMC Questions Any type
GMC Envoy 4.2 2002
I6 sometimes cranks a few times before it starts then runs fine idle a lil rough occasionally and sometimes tries to die while idling no check engine light I'm thinking vacuum hose sensor or pcv val...
Keeping Dragging And Then Locking After 10 To 15 Miles Down The Road. I 'v...
Im having problems with my 2005 GMC Sierra 1500 5.3L V8 brake systems. My brakes keeping dragging and then locking after 10 to 15 miles down the road. I 've replaced both calipers, pads. brake lines...
MY 2005 YUKON IS BLOWING HOT AIR IN THE BACK VENTS
MY 2005 YUKON IS BLOWING HOT AIR IN THE BACK VENTS EVEN WHEN THE FRONT IS BLOWING COLD AIR WHAT CAN I DO TO FIGURE OUT WHAT IS WRONG
2016022
I have a 2016 Yukon XL and this morning when I turned it on it gave me warnings to Service: Theft Deterrent System, Airbag, Park Assist System, Side Detection System, Front Camera, Tire Monitor and ...
Fan Is Still On With No Key
My fan behind the 3rd row seat passenger side only is now running while the key is out. I've tried the 2nd row buttons the dash button s and steering wheel button s while car on to shut off. It was...
2004 GMC Sierra 1500, Shifter Won't Catch Any Gears
I started up my truck, couldn't get it to come out of Park, when it finally did, it went right through them all without catching any, no reverse, no drive, it will go into a gear, you can feel that bu...
I Just Purchased A 2010 GMC Acadia And Now The Front Rattles When Turning O...
I purchased a 2010 GMC Acadia and now it rattles when turning or hitting a rough patch in road. What could this be?
Air Conditioning 2004 Yukon Xl Denali
air appears to have enough refrigerant but I have to jump the relay to get compressor running. it's set at lowest temp and does not get very cold. Is it the compressor not pumping strong enough. Whe...
Car Overheating
My car still over heating change the pump the thermostat and the rediator and the cooling sensor and still does overheat
97 GMC Vortec 4.3 Almost Start Condition - Stumped
98 GMC 1500 V6 4.3 Vortec 120K miles Sat for 8 years in Pacific Northwest (rain) We are in a remote-ish area without electronic diagnostic tools. Dropped tank, new non-OEM fuel pump, new spider assy,...
Motor Will Not Stay Running
I replace the spider the fuel sensor the cam sensor and the motor will not stay running it starts right up and stalls in 5 seconds I wait about 5 minutes and then Motor will start right back up ...
AC System
I turn my ac on in my car and the light turns of and on with about 30 second segments in between. additionally, when the ac turns off, the recirculation light matches. the blower will blow the coole...
Trans
Why would my truck turn over in 3 gear
Alternator Voltage
I have a 2008 GMC Denali. My output voltage from the alternator is 14.5. Seems high to me. Does anyone know what the voltage should be? Thanks
Oil
What weight oil do I use in my 2008 GMC Acadia?
GMC Sierra 1500 V6 Engine Seized/ Replacement
I have a 94 Sierra V6, 4.3 l pickup. The engine is seized and needs a used engine exchange. Does anyone know what years engine would be a compatable replacment from a junkyard? I want to avoid an eng...
2012 Yukon Denali
After a while of hard driving&stopping my car temperature shows past 210 mark is this common for these cars? Also I notice that my AC snowflake button will intermittently go off/on I especiall...
Ac System
Does a 2005 GMC Sierra 1500 have a dual ac system ?
A/C Switch
the unit does not blow air from #1 to #4....it only blow air at #5 position
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