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1997 GMC K1500 Sierra SL 5.7L Misfire, MIL Lamp on
Posted to GM Driveability on 10/24/2007 13 Replies

I have a random miss fire code p0300 . cheaked miss fire data cyl # 3 miss firing with a miss on cyl# 6 thats sporatic . tune up was done .Truck was looked at by A GM dealer fuel injetors where then replaced . compresion cheak done and valve train on cyl 3 was...

Summary posted 10/30/2007

13 Replies Received (View Replies)

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car Vehicle Data

1997 GMC K1500 Sierra SL

Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On

Trouble Codes

P0300Multiple Misfire Detected