
1987 Pontiac Fiero SE 2.5L Backfire
Pulled the car in and it would not go 5 mph without terrible backfire and misfire. Removed the spark plugs and replaced with AC delco, no more misfire but car still backfired. Sprayed vacuum lines and throttle body with brakeclean and around bottom are of thro...
FIX posted 8/18/2011
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)25 Replies Received(Hide Replies)25 Replies Received
|
Message Closed w/FIX
|
VIN | 162PE11R8H |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Fuel Injection / TBI |
Emissions | OBD I |
Symptoms | Backfire |
Occurs | Under Load, on Accel |
Misc. | Backfire Under Load |
Message Closed w/FIX
Vehicle Data
1987 Pontiac Fiero SE
VIN | 162PE11R8H |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Fuel Injection / TBI |
Emissions | OBD I |
Symptoms | Backfire |
Occurs | Under Load, on Accel |
Misc. | Backfire Under Load |