2001 Chevrolet Blazer engine and engine cooling problems
23 owner complaints filed with NHTSA name the engine and engine cooling on the 2001 Chevrolet Blazer — 7% of all complaints for this model year.
What owners report
“Tl*the contact owned a 2001 chevrolet blazer. The contact stated that the air pump filled with water and froze. The vehicle was taken to an authorized dealership where the air pump was replaced. The failure mileage was approximately 40,000. The current mileage was approximately 60,000.”
filed May 5, 2010
“The electric smog pump on my 2001 chevy blazer had failed when pump filled with water and shorted out. This is caused due to the short intake hose to the pump. This is an apparent known issue with gm, but they will not replace the pump. This also causes the vehicle to fail emissions testing. Gm…”
filed Dec 4, 2008
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Blazer years
| Year | Reports | Share |
|---|---|---|
| 2024 Blazer | 2 | 4% |
| 2023 Blazer | 1 | 2% |
| 2022 Blazer | 1 | 2% |
| 2021 Blazer | 3 | 2% |
| 2020 Blazer | 3 | 1% |
| 2019 Blazer | 1 | 1% |
| 2004 Blazer | 4 | 8% |
| 2003 Blazer | 6 | 8% |
| 2002 Blazer | 20 | 8% |
| 2000 Blazer | 63 | 11% |
| 1999 Blazer | 62 | 14% |
| 1998 Blazer | 64 | 9% |
Other reported problem areas on the 2001 Chevrolet Blazer
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.