Flashing check engine light
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
flashing light means misfire,have codes read to find out what cylinder.
4 people found this helpful.
Macisdaddy answered 6 years ago
And relearning won't help?? What do I do once I find out what cylinder?
Check spark plug for crack,check coil,check injector pulse,and if needed check compression.
2 people found this helpful.
It's not good for the catalytic converter to drive with a misfire.
3 people found this helpful.
26 flashing times for my check engine service soon. What do 26 mean for my Chevy Blazer 2002
4 people found this helpful.