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1998 Chevrolet Tahoe 5.7L Poor Fuel Economy
Posted to GM Driveability on 3/29/2010 12 Replies

Hi Everyone, thank you for your help, This vehicle came in with a complaint of poor fuel milage and has been here for about a month or so,there are no DTC's, fuel trim are as follows long term bank 1 -6.2% short term bank 1 +1.6, long term bank 2 -10.2% short ...

12 Replies Received (View Replies)

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car Vehicle Data

1998 Chevrolet Tahoe

VIN 1GNEK13RXW
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways
Message Closed

car Vehicle Data

1998 Chevrolet Tahoe

VIN 1GNEK13RXW
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways