1989 Mercury Cougar speed control problems
The 1989 Mercury Cougar has 22 speed control complaints filed with NHTSA — 21% of the year's total, and up sharply from the prior model year.
22
Speed Control complaints
21%
Share of year
11
Crash-involved
0
Related recalls
Speed Control complaints by year
What owners report
“CONSUMER SON WAS DRIVING ABOUT 20-25 MPH WHEN SUDDENLY THE VEHICLE STARTED TO PICK UP SPEED, HITTING 45 MPH, LOST CONTROL OF CAR, ENGINE LOCKED UP, SHIFT GEAR GOT STUCK. DUE TO THIS DEFECT, CONSUMER HAD TO HIT THE VEHICLE IN FRONT IN ORDER TO STOP. *AK”
Common questions
How many speed control complaints does the 1989 Mercury Cougar have?
NHTSA has 22 complaints about the 1989 Mercury Cougar speed control — 21% 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.