1999 Saturn SL transmission problems
The 1999 Saturn SL has 23 transmission complaints filed with NHTSA — 10% of the year's total, and down from the prior model year.
23
Transmission complaints
10%
Share of year
1
Crash-involved
0
Related recalls
Transmission complaints by year
What owners report
“THERE ARE PINS HOLDING TOGETHER THE DIFFERENTIAL IN MANUAL AND STANDARD TRANSMISSIONS. THIS PIN GETS WORN OUT AND FALLS OUT OF PLACE CAUSING THE DIFFERENTIAL GEARS TO EXPLODE OUT OF THE BOTTOM OF THE TRANSMISSION CAUSING CHUNKS OF METAL TO FALL AND HIT THE PAVEMENT LEAVING HAZARDS ON THE ROAD WAY…”
Common questions
How many transmission complaints does the 1999 Saturn SL have?
NHTSA has 23 complaints about the 1999 Saturn SL transmission — 10% 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.