Having problems with your 2005 Pontiac Montana ?

When driving down the road, during acceleration the van chugs and stumbles at 60,80, and 100 kph. the engine light flashes 15 times

Posted / edited by AnonymousUser on : 26-07-2021

Answers :

With out scanning for codes or data this sounds like its in need of a good tune up.(spark plug wires, spark plugs ;use only recommended ac delco platinum or iridium plugs, pcv valve, air filter,fuel filter and have the throttle body and intake cleaned.Be sure to have the trouble codes cleared afterward.Hope this helps!
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