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1999 GMC Savana 3500 5.7L Poor Power
Posted to GM Driveability on 5/31/2007 8 Replies

this van is dangerous while entering [...] the service bay,it labors to increase rpm during [...] scope shows lack of fuel at that time with fire line peak as high as kv volts (different cylinders at times). maf hz=25-26k. @ idle,increasing to 35k at snap. No ...

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car Vehicle Data

1999 GMC Savana 3500

VIN 1GTHG35R0X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Power
OccursOn Accel
Message Closed

car Vehicle Data

1999 GMC Savana 3500

VIN 1GTHG35R0X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Power
OccursOn Accel