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2001 Chevrolet Impala 3.8L No Upshift
Posted to GM Transmission on 4/13/2011 11 Replies

Hi guys, thanks in advance. This is my grandfathers Impala. Recently he complained of a late or harsh upshift intermitantly, and wanted a trans service (old mechanic). all was well for a month or so, then he noticed it agian, but couldnt remember what gear it ...

11 Replies Received (View Replies)

  Related Documents & Media  2001 Chevrolet Impala

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Impala

VIN 2G1WH55K91
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedNo Upshift
ConditionsFirst and Reverse Only
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Impala

VIN 2G1WH55K91
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedNo Upshift
ConditionsFirst and Reverse Only