GMC Yukon Questions

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The last couple of months I had to add coolant every morning before work; water pump, oil pump, resevoir have all been changed; belts and thermostat are new; no coolant is found under vehicle and inside carpet is not ...
1999 GMC yukon , fail pollution inspection ( service engine soon light on ) Test results all passed except MIL CMD DTC4 , Po420 catalyst sys efficiency below theshold ( Bank 1 ) Is there a indicator for why my vehicle...
I just bought this vehicle 3 weeks ago and my check engine light came on. When I put gas in it, the light goes off and after you turn it off and turn it own again, the light is back on. should I try putting a new gas...
no instrument panel lights , can"t see speed at night
GMC Yukon 350 Yukon SLT 4wd 1999 Service 4wd light goes on. I ignore for a few weeks. Then today red light on NEUTRAL on 4wd switch comes on & Service 4wd light goes out. Now I have no 4wd. What happened? Big qu...
my gmc yukon keep shutting off for no reason after i start it or if i go over 50 miles per hour
rear lift gate will not open. remote key is working. glass won't open either so it is telling me it is not releasing the lock mechanism. all fuses check good any ideas ?
put in new fuel pump but fuel gage not working
my wipers stay on and i just replaced the wiper module and that didnt fix it please help
have no sound when i get in the yukon no sound when i put the key in and the whole dashboard is on
Is there a special tool or trick required to remove the plug wires? The plug boot has a metal sleeve around it. I have tried pulling and/or twisting to no avail.
Is there a special tool or trick to getting the plug wires off? I have pulled and twisted them with no luck. mine have a metal sleeve around the plug boot.
It make a lot of clicking noises like it is trying but then jumps to 4 wheel high. It started giving us trouble last winter. It wouldn't go into 4 wheel at all then. We got it serviced and thought that took care of ...
When I use the turn signal or emergency lights, they won't work. All tyhe bulbs light up, just won't flash on and off.
i need to know the installation instructions to install a new starter on my 95 gmc yukon, thanks!
After turning the car off, the drivers seat motor is humming as if it is stuck. The only way to stop the motor from humming is to make any adjustment to the seat (up,down, front or back). Our service center said the...
My 98 Yukon has a terrible tapping sound under the hood. Almost a knocking sound. Louder as I go faster. It was suggested that I put high mileage oil in when I chnage it. Wondering if the tapping is sign of a bigge...
how do you install tie-rodes
bought it used with no manual and can not figure out how to open the glass rear window .
chanced my oil a week ago now have water in my oil and also noticed water leak from rear of motor,car runs good and have not noticed any smoke from exhaust
water in oil and a leak at rear of engine
how to replace the power stering pump?
What kind do I need? 2006 GMC Yukon 5.3L V-8
my engine shuts off on me when im driveing unexpectedly and after an 1/2 hour passes it turns back on what could be wrong
truck has no power or lights nothing comes on battery is good
i have a 1998 GMC Yukon and it seems that every time i drive it for 30 min to an hour it shuts off when im driving .and then i wait 20 min to an 1/2 hour and it turns back on. i have no check engine light on
where is the coil located on a 5.7 v8 and what is the purpose for it
where is the cabin air filter located on gmc yukon 2003
I have a 1996 4x4 gmc yukon gt that the bottom rear brake lights have gone out in.The top brake light still comes on, but the bottom doesn't.The rear blinkers are also out. I have changed the bulbs and fuses, still no...
how to clean the catalytic converter