1999 GMC Suburban transmission problems
The 1999 GMC Suburban has 24 transmission complaints filed with NHTSA — 6% of the year's total, and up sharply from the prior model year.
24
Transmission complaints
6%
Share of year
3
Crash-involved
0
Related recalls
Transmission complaints by year
What owners report
“REAR AXLE FELL OFF OF THE VEHICLE WHILE DRIVING ON A MAJOR FREEWAY. WHEN THE AXLE FELL OFF WE LOST COMPLETE BRAKING CAPABILITY. THE VEHICLE WAS JUST RELEASED TO US FROM THE DEALERSHIP FOR REPAIRS TO THE SAME PARTS UNDER WARRANTY. THIS WAS THE FIFTH TIME IT WAS REPAIRED UNDER WARRANTY FOR THE SAME…”
Common questions
How many transmission complaints does the 1999 GMC Suburban have?
NHTSA has 24 complaints about the 1999 GMC Suburban transmission — 6% of all complaints filed for that model year.
Related
Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.
Compiled by Sharon Ben-Moshe, Founder.