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Buick
Skylark
Engine
Throttle Body
Throttle Position Sensor
backfire through throttle body
1989 BUICK SKYLARK
259,000 MILES
CHEVELLESS68
MEMBER
1 POST
check engine light doesnt come on.Replaced the crankshaft sensor a week ago tune up a couple months ago. Car only gets drivin about 50 miles a day
Mar 15, 2012 at 2:32 AM
WRENCHTECH
✓
Experienced Mechanic
20,760 POSTS
That means the fuel is igniting at the wrong time. Check all ignition related components.
Mar 15, 2012 at 2:56 AM
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Engine won't start
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Engine stalls while driving
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