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Body and structurePart report

1999 GMC Z-71 Body and structure Problems

Complaints
1about this part
Share
9%of 11 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the body and structure of the 1999 GMC Z-71, 9% of the 11 complaints for this model year.

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.

“The main frame of the truck cracked over the rear axle on both sides. Owner noticed the frame was cracked while changing the oil. The problem was reported to the dealership. Problem has not been corrected. Please provide any further details*ak.”

NHTSA complaint #854529, filed 1999-12

Body and structure: other model years

YearComplaintsShare of year
199919%

Other parts of the 1999 GMC Z-71

Brakes
7 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Tires
1 complaints

← All problems reported for the 1999 GMC Z-71

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 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