1979 Mercury Cougar problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 0 complaints on file for the 1979 Mercury Cougar — too few to judge reliability from owner reports alone — but 3 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

NHTSA complaints

Recalls

Investigations

Crash-involved

Fires reported

Injuries

Deaths

—

NCAP overall

How does 1979 compare to other Cougar years?

Cougar NHTSA complaints by model year, 1979 highlighted. Red bars are years to avoid.

See all Cougar years to avoid →

Does the 1979 Mercury Cougar have recalls?

3 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

08E019000Fuel SystemMarch 6, 2008 · 1,937 units

Defect

INTERCONTINENTAL AUTO PARTS IS RECALLING 1,937 FUEL FILTERS, P/NOS ALG 44/1 AND PUROLATOR F10024, SHIPPED BETWEEN JANUARY 14 AND FEBRUARY 13, 2008, SOLD FOR USE ON THE VEHICLES LISTED ABOVE. THE FILTER'S OUTLET CAP MAY NOT BE SECURELY CRIMPED TO THE HOUSING. THIS COULD RESULT IN A SEPARATION OF FILTER'S OUTLET CAP FROM THE HOUSING.

Consequence

IF THIS CONDITION OCCURS WHILE ATTEMPTING TO START THE VEHICLE, A NO START CONDITION MAY RESULT AND FUEL MAY BE PUMPED ONTO THE GROUND. IF THIS OCCURS WHILE THE VEHICLE IS IN MOTION, THE ENGINE MAY STOP DUE TO INADEQUATE FUEL SUPPLY. IF AN IGNITION SOURCE WERE PRESENT, FUEL LEAKAGE MAY RESULT IN A FIRE.

Remedy

INTERCONTINENTAL WILL REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGAN DURING MARCH 2008. OWNERS MAY CONTACT INTERCONTINENTAL AT 800-451-2593.

79V117000BrakesMay 15, 1979 · 82,000 units

Defect

THE INVOLVED VEHICLES WERE PRODUCED WITH BRAKE PUSH-ROD TO BRAKE PEDAL RETAINING PINS WHICH WERE NOT HEAT-TREATED AS SPECIFIED. THIS COULD ALLOW THE BRAKE PEDAL TO BECOME DISENGAGED FROM THE PUSH-ROD.

Remedy

DEALER WILL REPLACE THE SUSPECT BRAKE RETAINING PIN.

79V013000SeatsJanuary 9, 1979 · 4,000 units

Defect

THE INVOLVED VEHICLES MAY HAVE BEEN BUILT WITH INCORRECT WELD NUTS THAT ATTACH THE REAR PORTION OF THE FRONT OUTBOARD SEAT TRACK TO THE FLOOR PAN. THE INCORRECT NUTS HAVE AN OVERSIZE DIAMETER AND THREAD, AND UPON FRONT SEAT TRACK ANCHOR BOLT INSTALLATION, THE THREADS MAY HAVE BEEN STRIPPED.

Remedy

THE DEALER WILL INSPECT AND, IF NECESSARY, REPAIR ANY STRIPPED WELD NUTS AND INSTALL LARGER SIZE BOLTS TO ANCHOR THE SEAT TRACK TO THE FLOOR AT NO COST TO OWNER.

1979 Mercury Cougar — common questions

Is the 1979 Mercury Cougar reliable?

The record is thin — 0 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 3 recalls should be verified as completed.

Does the 1979 Mercury Cougar have recalls?

Yes — NHTSA lists 3 recall campaigns affecting the 1979 Mercury Cougar. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Which Mercury Cougar years should you avoid?

Based on complaint rates and open investigations, the Cougar years to avoid are 1999, 2000, 1993, 1994, 1995, 2002, 1992, 1997, 1989, 1990, 2001, 1991, 1996, 1988, 1987. The cleanest record among Cougar years belongs to 1981.

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.

How does 1979 compare to other Cougar years?

Does the 1979 Mercury Cougar have recalls?

1979 Mercury Cougar — common questions

Is the 1979 Mercury Cougar reliable?

Does the 1979 Mercury Cougar have recalls?

Which Mercury Cougar years should you avoid?

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