2008 GMC Envoy Questions

All 2008 GMC Envoy Questions

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Car runs great. What can cause a P0300 code and how can it be repaired.
Intermittently, my selector switch blinks during start-up but then no lights stay lit (2w, auto, 4w). At that time the actuator doesn't engage in the transfer case and the 4 wheel drive doesn't work . The problem ini...
It's been taken to 3 gm dealers and each time they do something they say they have fixed it. This last time the dealership said they could not duplicate the problem so I should bring it back when it does it again, th...
I have checked fuses and the lines to front windshield i blow thru line both ways there was a little black piece plastic which I couldn't blow thru I blow into tank and I got air to go so line is clear so. What do I d...
warning lights are coming on for stabilitrac system. we have observed it happnes mostly whenever we get the car washed or when it rains.
This seems to have started a couple weeks ago, we noticed a winding type sound while driving down the road, a noticeable sound. This sound is constant and to me it is generating from the front portion of the vehicle ...
When I remove the keys from the ign and open the door the radio & some pump? under the hood continues to run draining the battery. I have removed all the relays from both fuse centers and radio still on. Any other pl...
What should it cost to replace a Air check valve Solenoid that they are also calling a Air Solenoid Stuck. I have had 3 differant diagnosis on this trouble code with the last being it is a transmission part. I have be...