1999 Mercury Cougar check engine light reports
12 NHTSA complaints describe persistent or recurring check-engine warnings on the 1999 Mercury Cougar — roughly 3% of all complaints for this model year.
12
Check engine light reports
3%
share of complaints
68,717 mi
median reported incident mileage (all complaints)
Components reported on this vehicle
Other symptoms owners describe on the 1999 Mercury Cougar
Symptom counts come from keyword analysis of complaint narratives. One complaint can describe several symptoms, and classification is approximate — read the underlying reports on the full 1999 Mercury Cougar report before drawing conclusions.