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1999 GMC C1500 Sierra SLE 5.0L Extended Cranking
Posted to GM Driveability on 3/31/2004 15 Replies

Intermittently extended cranking followed by a rough run and excessive fuel odour and black smoke. Has passed drive clean with ok values between the intermittent concern with no excessive values. Checked crank sensor RPM values during cranking - ok and fuel pr...

15 Replies Received (View Replies)

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car Vehicle Data

1999 GMC C1500 Sierra SLE

VIN 1GTEC19M9X
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cpfi
EmissionsOBD-II Compliant
SymptomsExtended Cranking
OccursIntermittently
Message Closed

car Vehicle Data

1999 GMC C1500 Sierra SLE

VIN 1GTEC19M9X
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / cpfi
EmissionsOBD-II Compliant
SymptomsExtended Cranking
OccursIntermittently