"How reliable is the 2001 Chevrolet Blazer?"

"Based on 464 NHTSA complaints, the 2001 Chevrolet Blazer has a median complaint mileage of 58000 miles. The most common issue is Antilock/Traction Control/Electronic Limited Slip."

"What are common problems with the 2001 Chevrolet Blazer?"

"The most frequently reported component in NHTSA complaints for the 2001 Chevrolet Blazer is Antilock/Traction Control/Electronic Limited Slip, accounting for a significant portion of the 464 total complaints filed."

2001 Chevrolet Blazer: Reliability Data

Source: NHTSA — 464 complaints

464

Total Complaints

58,000mi

Median Mileage

Antilock/Traction Control/Electronic Limited Slip

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

37,200 25th Percentile

58,000 Median Mileage

79,103 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Antilock/Traction Control/Electronic Limited Slip

Switch

Automatic Transmission

Electrical System

Exterior Lighting

Brake Lights

Front

Frontal

Switch

Unknown Or Other

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"A PROBLEM WITH SLAMMING TIRE CATCH FOR OUTSIDE REAR SPARE TIRE TO PROPERLY BE SECURED. THIS PROBLEM WILL CAUSE METAL TO WEAKEN AND LOOSEN WITHIN TIME. PLEASE FEEL FREE TO PROVIDE ANY FURTHER DETAILS ON THIS MATTER. *AK"

"WITHIN 3 DAYS OF PURCHASING THIS VEHICLE I REALIZED THAT THERE WAS NO INDICATION THAT MY DOORS WERE LEFT AJAR. THERE IS A WARNING THAT THE REAR GATE IS AJAR BUT NOT THE DOORS. I HAVE HAD MANY CARS IN MY LIFETIME AND THIS IS THE FIRST THAT I DIDN'T HAVE THIS SAFETY FEATURE. I GUESS I ASSUMED IT WA..."

"I PURCHACED THIS VEHICLE DECEMBER 04, 2000 AND WAS CONFIDENT THAT I WAS BUYING A SAFE VEHICLE WITH A GOOD HISTORY.2 MONTHS AND LESS THAN 3800 MILES INTO SERVICE THE POWER STEERING FAILED. AFTER BEING TOWED TO A LOCAL CHEVY DEALER I WAS TOLD THE HOSE JUST FELL OFF. THEY SAID IT WAS REPAIRED AND I W..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Antilock/Traction Control/Electronic Limited Slip 22 complaints

25th: 37,500 mi Median: 63,000 mi 75th: 72,500 mi

Switch 21 complaints

25th: 54,316 mi Median: 68,850 mi 75th: 76,500 mi

Automatic Transmission 20 complaints

25th: 42,150 mi Median: 53,500 mi 75th: 92,641 mi

Electrical System 20 complaints

25th: 46,445 mi Median: 65,000 mi 75th: 83,335 mi

Exterior Lighting 17 complaints

25th: 83,229 mi Median: 118,000 mi 75th: 125,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

NY: 39 FL: 35 OH: 30 CA: 27 MA: 25 IL: 24 NJ: 24 TX: 24 PA: 23 MI: 23

Who Files Complaints?

45.9%

Original Owners

54.1%

Second+ Owners

Chevrolet Blazer — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1990	42	-	Antilock/Traction Control/Electronic Limited Slip	4
1991	267	110,000	Antilock/Traction Control/Electronic Limited Slip	36
1992	337	87,860	Antilock/Traction Control/Electronic Limited Slip	57
1993	616	115,000	Antilock/Traction Control/Electronic Limited Slip	81
1994	774	118,000	Antilock/Traction Control/Electronic Limited Slip	114
1995	1707	96,000	Antilock/Traction Control/Electronic Limited Slip	201
1996	1579	84,500	Antilock/Traction Control/Electronic Limited Slip	196
1997	1098	83,037	Antilock/Traction Control/Electronic Limited Slip	72
1998	1022	70,000	Windshield Wiper/Washer	58
1999	612	72,691	Antilock/Traction Control/Electronic Limited Slip	53
2000	884	62,229	Automatic Transmission	67
2002	301	61,000	Switch	20
2003	103	43,800	Air Bags	19
2004	67	34,831	Electrical System	6
2006	20	75,200	Fuel System, Gasoline	2
2019	272	26,700	Power Train	5
2020	294	38,000	Power Train	9
2021	171	34,980	Electrical System	5
2022	56	-	Electrical System	2
2023	47	8,500	Engine	7
2024	52	29,000	Electrical System	7
2025	28	-	Unknown Or Other	0

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28