2002 Chevrolet Avalanche 2500 engine and engine cooling problems
28 owner complaints filed with NHTSA name the engine and engine cooling on the 2002 Chevrolet Avalanche 2500 — 47% of all complaints for this model year.
What owners report
“Vehicle stalls at high rate of speed, highway driving, truck hesitates and jerks, and comes to the near point of stalling, and low speeds, vehicle does the same, hesitates, and jerks, stalls, all systems fail. Starts back up upon shifting to neutral. Mechanic says it is the crankshaft position…”
filed Aug 24, 2011
“Sometimes my 2002 chevy avalanche 8.1 will not start. I lock car again with remote fob, unlock and usually it starts. Sometimes it takes several attempts at locking, unlocking before it will start. Now vehicle stalls with no warning, no power brakes, steering etc. Does this at random speeds without…”
filed Dec 14, 2010
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin advises the technician of possible location of an internal coolant leak from a specific cylinder head and location.
06-06-01-019C · Service Bulletin/Repair Instructions · issued Mar 14, 2024
Other reported problem areas on the 2002 Chevrolet Avalanche 2500
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.