1991 FORD AEROSTAR PROBLEMS

1991 FORD AEROSTAR PROBLEMS

Model Trims

Aerostar 3.0i V6 (147 Hp)

Aerostar 3.0i V6 (147 Hp) Automatic

Aerostar 4.0 V6 Long 4 WD XL (155 Hp)

Aerostar 4.0 V6 XL (155 Hp)

Aerostar 4.0 V6 XL (155 Hp) Automatic

1991 FORD AEROSTAR PROBLEMS

Issues by Year

Click on the chart bars to get detailed information about years to avoid

Malfunction Modules

Complaints and Common Faults

  • 1. Parking Brake Issues:

    • Parking brake handle does not apply enough force to mechanism to hold the parking brake, resulting in rollaway.
    • Emergency parking brake will not engage and the truck has rolled away.
    • Vehicle can be out in gear without key being in the ignition.

  • 2. Engine/Transmission Issues:

    • Replaced both head gaskets and bolts
    • Tie rod nut sheered causing loss of control off-road
    • Engine caught fire due to short in ignition switch
    • Transmission slipping, failing, surging, jerking
    • Head gasket failure
    • Engine surging causing loss of control/accident

  • 3. Electrical System Issues:

    • Vehicle caught on fire due to ignition switch short
    • Wiring issues leading to fires
    • Electrical short in alternator causing fire
    • Ignition switch failure resulting in vehicle fire

  • 4. Brake Issues:

    • Brake system failures, master cylinder replacements
    • ABS system failure, loss of braking ability
    • Brake calipers sticking
    • Brakes overheating, smoking, and locking up

  • 5. Other Miscellaneous Issues:

    • Air conditioning compressor failures
    • Rear differential making loud noises, requiring replacement
    • Heater core leaking, causing fogged windows
    • Anti-lock brake system locking up and causing vibrations

Other Models