Mechanics

CHEVY CHECK ENGINE LIGHT MISFIRE

2001 Chevrolet Blazer • 6 cylinder 4WD Automatic • 136,000 miles

I HAVE 2001 CHEVY BLAZER 4.3. CHECK ENGINE LIGHT FLASHES, CAN NOT GET IT THROUGH INSPECTION. COMPUTER SAYS IT HAS MISFIRES IN CYLINDER 1 AND 4. CHANGED CRANK SENSOR, SPIDER INJECTOR ASSY. CAP AND ROTOR WILL STILL NOT STOP FLASHING ANY HELP IS APPRECIATED.
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EAGLE172
June 20, 2011.



http://www.2carpros.com/articles/service-engine-soon-or-check-engine-light-on-or-flashing

Have the computer scanned for code/s-you have a problem within the engine management system that caused the CEL to turn on-This is your starting point of diagnosis,finding out what's going on

Check sparkplugs, compression and injector for no. 1/4 and test coil/wires

Rasmataz
Jun 20, 2011.