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International Automotive Technicians Network
1997 Chevrolet Tahoe LS 5.7L Misfire, MIL Lamp on
Posted to GM Driveability on 2/17/2005 27 Replies

fellow technicians,

need help diagnosing a missfire. Check engine light on-code 300 (random missfire). Vehicle runs excellent, although mil still showing missfire on #5 cylinder. Have ruled out secondary ignition. Have replaced cap, rotor and injector. Also d...

27 Replies Received (View Replies)

  Related Documents & Media  1997 Chevrolet Tahoe LS

 
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet Tahoe LS

VIN 1GNEK13R1V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

300random missfire
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet Tahoe LS

VIN 1GNEK13R1V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursIdle

Trouble Codes

300random missfire