2000 Chevrolet Trailblazer: Reliability Data

Source: NHTSA — 32 complaints
32
Total Complaints
70,500mi
Median Mileage
POWER TRAIN:AUTOMATIC TRANSMISSION
Top Issue
3
Crash Reports

When Do Complaints Happen?

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

24,997 25th Percentile
70,500 Median Mileage
90,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN:AUTOMATIC TRANSMISSION
4
SUSPENSION:FRONT:CONTROL ARM:UPPER BALL JOINT
3
AIR BAGS:FRONTAL
2
LATCHES/LOCKS/LINKAGES
2
FUEL/PROPULSION SYSTEM
2
ENGINE AND ENGINE COOLING
1
SUSPENSION
1
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT
1
POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
1
SERVICE BRAKES, HYDRAULIC:POWER ASSIST
1

Severity Assessment

3
Crashes
1
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"THE ABS LIGHT ILLUMINATED ON THE DASHBOARD.*JB"
"THE REAR END SLID FROM THE REAR, WHICH CAUSED THE VEHICLE TO SWAY FROM LEFT TO RIGHT.*JB"
"POWERTRAIN TRANSMISSION - 50,000 MILES AND THE TRANSMISSION GOES OUT.... SUNSHELL I BELIEVE IS WHAT THEY CALLED IT. HIGHWAY MILES ONLY AND SERVICED REGULARLY. THIS SHOULD NOT HAPPEN!*AK"

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.

POWER TRAIN:AUTOMATIC TRANSMISSION 4 complaints
Median: 70,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

MO: 4 FL: 3 TN: 3 MD: 3 CA: 2 KY: 2 IL: 2 MN: 2 IA: 1 MI: 1

Who Files Complaints?

12.5%
Original Owners
87.5%
Second+ Owners

Chevrolet Trailblazer — Other Years

See how this model compares across different model years.

YearComplaintsCrashes
2001293
20021570152
2003116084
2004130269
2005190277
2006144044
200796534
200826117
2009346
202123917
20221394
2023818
2024497
2025210

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