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1997 Chevrolet Blazer 4.3L Poor Fuel Economy
Posted to GM Driveability on 12/14/2003 17 Replies

Fuel economy dropping on my Blazer. First noticed a drop from high 19's mpg (where its been since I purchased 2 years ago) to mid 18's. 2-3 weeks later seemed to drop quickly (1-2 days) to about 16 mpg. No codes, no fumes. "Seems" like tranny may be slipping a...

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car Vehicle Data

1997 Chevrolet Blazer

VIN 1GNDT13W7V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways
Misc.Less Than 10K on Serta Replacement Trans.
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet Blazer

VIN 1GNDT13W7V
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways
Misc.Less Than 10K on Serta Replacement Trans.