GMC Sierra 1500 Questions

Unanswered GMC Sierra 1500 Questions

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I am taking a long trip. My mechanic says the next thing which will probably fail is my water pump. It is a 4.8L V8 in a quad cab pickup. I am not showing any leaking at 145,000 with original pump. Would it be pru...
It only stayed on for a second and when right off, and hasn't been on since. I was switching from 4WD...to LO...to HIGH to see if the light would come on, but it has not displayed again. Wondering if I have anything...
I have changed the control panels. worked for a very short period. I believe that it may be the actuators
And it reduces my engine power and I turn off truck for a little while and start it its all goes off but a little while after driving it comes back on and does the same. What could be causing it?
leaks water on drivers side when it rains from under the dash
i think there is a faulty switch in the dash that switches from heater to vent to ac. i dont know where that is .
The rear end is making a loud bang that garage now says it's the difference is this possible and why would they have not recognized this while installing the new transmission not happy at all could someone please he...
Replaced throttle body gasket wasn't it then replaced throttle body it self because only water goes through intake is two lines on bottom of throttle body that wasn't leak either and there's no water in oil at all and...
The truck went into neutral going down the road. I coasted to the side ofr the road and tried to put it in park, I heard this God awful grinding noise, like you are shifting a standard without pushing the clutch in. I...
I've had this truck for about 6 months. When I first got the truck I left it idling for about 45min shut if off then it wouldn't start. Battery was good. took to dealer they found a short in the wiring harness. A few ...
with a full tank what could be the problem ?please help
makes that grinding sound like they do when they first go out, It's done it twise a couple of week's ago and did 3 time's yesterday is it the ignition switch or the starter
Front right bucket seat has something loose on the backside of the seat. I want to take off plastic panel to see what is in there. Looks like it pops off. Didn't want to tear it up as it is a nice pickup. Drives me nu...
And some of the light on dash want show up either like high beam abs or odo
I warm engine to operating temp(210*) but heater blows cold air until I begin driving then works as it should. One heater hose is hot while other is cold at idle. I'm thinking plugged heater core but it just turned 40...
When I try to put in four wheel the light won't come on but sounds like it goes in ? I'm not sure what is wrong?