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BrakesPart report

1991 GMC Syclone Brakes Problems

Complaints
5about this part
Share
83%of 6 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 5 complaints about the brakes of the 1991 GMC Syclone, 83% of the 6 complaints for this model year. 2 of these say a crash was involved, according to the filers.

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.

“Front shaft from transfer case to differential failed, replaced under factory warranty, ABS brake master unit failed at 52,550 miles outside the extended warranty by 6 months dealer refused to repair under warranty, wanted $1200+ in parts plus labor to repair, cannot afford to repair at this time.”

NHTSA complaint #715099, filed 1999-11

“While driving in stop and go traffic traveling 3-5mph, vehicle in front stopped suddenly. Consumer went to apply brakes, and brakes failed and pedal went to the floor. Dented the bumper, and cracked the grill. Didn't contact dealer.”

NHTSA complaint #856415, filed 2000-02

“The consumer has been experiencing problems with anti-lock brake system. When applying their brakes, driver's foot goes all the way to the floorboard. The manufacturer has yet to be contacted. Investigation number ea94038.”

NHTSA complaint #831411, filed 1998-11

Brakes: other model years

YearComplaintsShare of year
1991583%

Other parts of the 1991 GMC Syclone

Transmission and drivetrain
2 complaints
Engine cooling
1 complaints

← All problems reported for the 1991 GMC Syclone

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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