Dex-cool clogged my radiator which caused my car to overheat, caused extensive damaged to engine, when engine was being rebuilt also found rust corrosion on cylinders, gaskets eaten away. I have also previously replaced due to failure starter, water pump, gas pump, turn signal. Tps sensor,head gasket, gas leak from injector site.
The worst 2001 Chevrolet M Series problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
- Engine1
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
- Engine1
Recalls
No recalls on record for this model year.
Technical service bulletins for the 2001 Chevrolet M Series 191
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
- Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles
- GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities
- This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves...
- This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as...
- This service bulletin provides information for dealers/technicians on Service Programming System (SPS)...
- This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake...
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil...
- This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License...
- This PI bulletin advises the technician on the proper way to install the pistons in an engine.
What 2001 Chevrolet M Series owners say
Most recent owner complaints, unedited.
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Questions about the 2001 Chevrolet M Series
Is the 2001 Chevrolet M Series reliable?
Owners have filed 1 complaint about the 2001 Chevrolet M Series, close to a typical M Series model year.
What is the most common problem with the 2001 Chevrolet M Series?
Engine and cooling, with 1 complaint.
How many recalls does the 2001 Chevrolet M Series have?
No recalls on record.
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