2003 Jeep Grand Cherokee check engine light reports
10 NHTSA complaints describe persistent or recurring check-engine warnings on the 2003 Jeep Grand Cherokee — roughly 1% of all complaints for this model year.
10
Check engine light reports
1%
share of complaints
71,693 mi
median reported mileage (all complaints)
Components reported on this vehicle
Check engine light in other Grand Cherokee years
Grand Cherokee check engine light by year →Other symptoms owners describe on the 2003 Jeep Grand Cherokee
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 2003 Jeep Grand Cherokee report before drawing conclusions.