1991 Mercury Cougar engine problems
The 1991 Mercury Cougar has 21 engine complaints filed with NHTSA — 21% of the year's total, and up sharply from the prior model year.
21
Engine complaints
21%
Share of year
0
Crash-involved
0
Related recalls
Engine complaints by year
What owners report
“PARKED CAR AND IT CAUGHT ON FIRE.*AK CONSUMER STATESVEHICLE WAS PARKED AND ABOUT 15 MINUTES LATER IT WAS ON FIRE NEAR STEERING WHEEL AREA.*JB”
Common questions
How many engine complaints does the 1991 Mercury Cougar have?
NHTSA has 21 complaints about the 1991 Mercury Cougar engine — 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.