Reliability & 5-year cost of ownership — 2003 Chevrolet Impala
NHTSA data on file today
The 2003 Chevrolet Impala has 8 NHTSA recall campaigns and 702 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
Recall campaigns on file
- NHTSA #15V701000 Engine Oil Dripping On Manifold may Cause Fire NHTSA notice
- NHTSA #14V400000 Ignition Switch may Turn Off NHTSA notice
- NHTSA #09V116000 ENGINE COMPARTMENT FIRE NHTSA notice
- NHTSA #09E005000 STEERING KNUCKLE BREAKING/LOSS OF STEERING CONTROL NHTSA notice
- NHTSA #08E063000 INTERMEDIATE STEERING SHAFT/LOSS OF STEERING NHTSA notice
- NHTSA #07E021000 AFTERMARKET FUEL PRESSURE REGULATORS NHTSA notice
- NHTSA #03V051000 GM/DRIVER'S AIR BAG NHTSA notice
- NHTSA #02V222000 GM/AIR BAG INFLATOR NHTSA notice
Most-cited components in owner complaints
- Electrical System 267 complaints
- Exterior Lighting 104 complaints
- Engine 88 complaints
- Engine and Engine Cooling 80 complaints
- Service Brakes, Hydraulic 54 complaints
- Air Bags 39 complaints
Of the 702 complaints on file, 32 report a crash and 32 a fire; across all 702 complaints, owners report 27 injuries (owner-reported, not verified by NHTSA).
Below average
Estimated 5-year repair + maintenance cost: $4,000–$7,000AI estimate — not from NHTSA data
The 2003 Chevrolet Impala has a below-average reliability rating due to 695 owner complaints and 8 NHTSA recalls. Electrical system issues are prevalent, as indicated by 264 complaints. Engine and lighting problems are also fairly common. The evidence suggests potential for frequent maintenance and unexpected repairs, yet specific mileage and cost data are limited.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| electrical system | Unknown | $200–$800 | very common |
| exterior lighting | Unknown | $100–$400 | common |
| engine | Unknown | $500–$1,500 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake inspections and service
- Transmission fluid change
- Coolant system flush
- Tire rotations and balancing
- Battery checks and replacements
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine stalling or rough idling
- Flickering or dim exterior lights
- Electrical component failures
- Brake warning or effectiveness issues
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2003 Chevrolet Impala at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.