Flashing check engine light

20

Asked by Macisdaddy Mar 12, 2018 at 08:28 PM about the 2004 Chevrolet Blazer LS 4-Door 4WD

Question type: Maintenance & Repair

Check engine light was on. Replaced crank
shaft position sensor and now check
engine light is flashing.... anyone know
why? Please?

11 Answers
34,750

charles answered 6 years ago

flashing light means misfire,have codes read to find out what cylinder.

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34,750

charles answered 6 years ago

Check spark plug for crack,check coil,check injector pulse,and if needed check compression.

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34,750

charles answered 6 years ago

It's not good for the catalytic converter to drive with a misfire.

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40

GuruXSJJQ answered 6 years ago

26 flashing times for my check engine service soon. What do 26 mean for my Chevy Blazer 2002

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Your Answer:

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