lemon-mirror
:
Home
>>
Buick
>>
1990
>>
Reatta 2D Convertible, 4T60/ME9
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Tests W/O Codes
>>
Engine Backfires
>>
Symptom Definition
>>
Notes
Symptom Definition: Notes
Fuel ignites in intake manifold or in exhaust system making a loud popping noise.