Having problems with your 1985 Pontiac Bonneville ?
Backfiring, stalling - 1985 Pontiac Bonneville
Is there any ck engine lights on?? could be a lot of things,,u need to get it scanned to see whats wrong,,
What have you run so far for diagnostics? What is the history on your car? Such as repairs, maintenance, tune-ups, and so on. Usually back-firing and stalling would be related some type of engine drive-ability issue. Such as: engine timing, overdue tune-up (worn out components),a problem with electrical and/or charging system, or maybe a clogged CAT.
Repair Help & Product Troubleshooting for 1985 Pontiac Bonneville
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