Chevrolet Tahoe and GMC Yukon Truck Answers

Just bought a 01 Tahoe seemed to run quiet at first then after a while when u first start it it almost sounded like a diesel. Now a couple weeks later when you first start it there seems to be sort of a knock until u put it in gear and drive it a very short distance.

1996 GMC Yukon SLT 4WD 5.7 L Vortec. Question: After I stopped the vehicle,the vehicle would not move in any gear.The 2 wheel drive,4 high,and 4 low buttons would not light up when touched. When I put it in park it makes a grinding noise.What could this be?

2000 GMC Yukon. 5.3L Vortec. Question: My Yukon quit going down the road and now it spits and sputters when u start it and cant give it and acceleration.

2004 GMC Yukon  SLT.Warning lights: ABS Codes CO265 and CO298. Brought it to my mechanic and got a computer scan read out.

1997 Chevrolet Tahoe. Engine Size : 5.7L Vortec. Question: Driving along vehicle started misfiring when the steering wheel was tuned to the right. after a few miles shut down and had to be towed. There is no spark and and fuel pump does not run. changed fuel pump relay, crank sensor, cam sensor and distributor module.

2002 GMC Yukon XL 2500. Engine size = 8.1 Replaced crank & cam sensors. Question: Starter will not spin or engage. When I turn key to run position all normal dash lights illuminate, fuel pump runs 15 sec. or so. Continue to turn key to start dash lights go out, but no crank.

2010 GMC Denali Truck. Question: My truck has heated seats and i was wondering if you can program them to come on when starting the vehicle with the remote start. Living in Northern Canada it would be nice to get in a warm truck without cold seats.

2003 GMC Yukon XL. Question: Car was dying. Water added to battery. Battery overflowed. Now, after I hit a bumps in the road: Door locks "cycle", "Ding" sounds for about 10 dings or just a single "ding"ABS light, brake light, and "service brake system" light all go on,A/C turns off but resumes again after 2-10 minutes Car loses power & "reduced engine power" message comes on.

I have a 1997 Tahoe 4wd W/automatic transmission. I have just had a problem I hope someone can help me out with. After driving at highway speeds 65-70 for about 25 miles as I slowed then stopped the ABS warning light came on and it seemed like the transmission was disengaged or slipping. I put in neutral then back into drive, nothing. I slipped it down into 3rd, nothing.

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How Things Work

How To Clean Carbon From Throttle Body- Video

How to clean the throttle body bore and plate of carbon from expert auto mechanics. Carbon build up can cause problem with the engine in your car or truck. Problems include unstable idle, stalling or dying out, surging or check engine light. It just takes a few minutes to do this simple repair.

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Common Engine Codes

Coolant Temperature Sensor Code P0117 Or P0118

The engine coolant temperature (ECT) sensor is a variable resistor, that measures the temperature of the engine coolant. The powertrain control module (PCM) supplies 5 volts to the ECT signal circuit and a ground for the ECT low reference circuit.

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