It runs good don't use oil but the service engine light comes on at times it start to trying to die don't want to go at all, like the tansmission shifts to lower gear. Once it quit and would not start, the garage said it was the fuel pump and it was relaced but it is doing the same thing again. what could it be? I can put it in netural and restart it and the light goes off and it goes on.
service engine light, on 1990 Buick LeSabre
by prehrldy in Okemah, OK on April 01, 2011
ANSWER by Superbob on April 05, 2011
The check engine light is trying to tell you that there's a fault detected in the engine control system. When it's on, there are diagnostic codes available that would be a great help getting it diagnosed. Get it checked out by a GM expert. If you want to find a specialist, here's a directory link for you: https://repairpal.com/directory?address=74859&car_brand_names=Buick
The cam sensor interrupter (magnet) may become demagnetized and/or fall off of the camshaft gea...
A few days after purchasing my Buick LeSabre the "loose gas cap" light came on. A few days after that the "service engine" light came on. I replaced the gas cap and reset the codes, but after a wee...
Have had the car stall when service engine light comes on, other wise it will keep running but will hesitate or act as if it is missing.(chugs). This is only at times then runs fin when it does sta...
Illumination of the Check Engine Light may be the result of a loose or worn gas cap.