Common problems
Common problems is an overview of frequently reported issues, failures, and maintenance concerns on the Pontiac Fiero.
This page is intended to help owners identify common symptoms, understand likely causes, and find related repair or diagnostic articles.
Engine and drivetrain
- No-start diagnosis
- Ignition module failure
- Fuel pump problems
- Vacuum leaks
- Idle problems
- Clutch problems
- Automatic transmission problems
Cooling system
- Overheating
- Coolant filling procedure
- Air in cooling system
- Radiator fan problems
- Thermostat problems
- Coolant pipe damage
Electrical system
- Ground problems
- Battery drain
- Charging system problems
- Headlight motor problems
- Instrument cluster problems
- Tail light problems
Suspension, brakes, and steering
- Brake problems
- Parking brake problems
- Wheel bearing problems
- Steering rack problems
- Suspension bushing wear
Body and interior
Notes
Many Fiero problems are age-related rather than design-related. Diagnosis should always be based on symptoms, inspection, testing, and service history.