Engine And Engine Cooling Related Problems of the 2003 Chevrolet Avalanche

Table 1 shows six common engine and engine cooling related problems of the 2003 Chevrolet Avalanche. The number one most common problem is related to the engine and engine cooling (five problems). The second most common problem is related to the engine head gasket failure (one problem).

Table 1. Engine And Engine Cooling related problems of Chevrolet Avalanche


Recently reported Engine And Engine Cooling problems of the 2003 Chevrolet Avalanche

The Engine And Engine Cooling problem

It started with the airbag light, but nobody will own up to fixing it, as we moved from PA to FL. Then the brake lines went, all of them, now with the airbag issue the pcm is sending all kinds of stupid codes like the airbag issue is affecting the whole electrical system in the truck.   Read details...

The Engine Head Gasket Failure problem

I have a 2003 chevy Avalanche z71 with 59000 miles. I noticed my vehicle being very sluggish the day before. When I left for work, I could barely get up to 50 mph, in order for me to stay at 50 mph I would have to reach 3000 rpm.   Read details...

The Engine Knocking Noise problem

First of all my vehicle is a 2003 chevy. Avalanche, well maintained and only has 62,000 miles. To get started, I was driving down the street when I heard this banging noise, so I pulled into the nearest GMC dealership.   Read details...


Engine And Engine Cooling related problems in other Chevrolet Avalanche model year vehicles:



Safety Ratings of Avalanche Cars
Fuel Economy of Avalanche Vehicles
Avalanche Service Bulletins
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Avalanche Defect Investigations