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2004 Chevrolet Blazer LS 4.3L Poor Fuel Economy
Posted to GM Driveability on 7/16/2008 13 Replies

customers complaint fuel mileage,went from 22 to 14 mpg did these things and still complaint there,this happened slowly....checked for leaks, none found...removed intake manifold to check pressure regulator and spider not leaking at this time...am at a loss..s...

13 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Blazer LS

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Blazer LS

VIN 1GNCS13X84
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Blazer LS

VIN 1GNCS13X84
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways