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Vehicle speed controlPart report

2002 Chevrolet Trailblazer EXT Vehicle speed control Problems

Complaints
1about this part
Share
1%of 100 total for the year
Median mileage
12,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the vehicle speed control of the 2002 Chevrolet Trailblazer EXT, 1% of the 100 complaints for this model year. Where a mileage was given, the median is 12,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“We have a 2002 chev. Trailblazer ext. This vehicle's cruise control cuts out while it is set. It has happened numerous times - too many to count - and at different speeds depending on the state and speed limit. The cruise light does go on when it is originally set but goes off at random and with truck traffic behind you it is not a place where you want to be slowing down and not realizing it immediately.”

NHTSA complaint #10066359, filed 2004-04, 12,000 miles

Vehicle speed control: other model years

YearComplaintsShare of year
200611%
200493%
200372%
200211%

Other parts of the 2002 Chevrolet Trailblazer EXT

Fuel system
23 complaints
Transmission and drivetrain
20 complaints
Electrical system
14 complaints
Engine cooling
14 complaints
Exterior lighting
10 complaints
Visibility (wipers, defrost, mirrors)
10 complaints
Latches, locks and linkages
6 complaints
Body and structure
5 complaints
Equipment
4 complaints
Suspension
4 complaints
Other or unknown
2 complaints
Air bags
1 complaints

← All problems reported for the 2002 Chevrolet Trailblazer EXT

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology