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1988 GMC K3500 Sierra SLE 7.4L Reverse
Posted to GM Transmission on 11/3/2006 14 Replies

the trans has a harsh park to drive engagement and an even hadrer drive to reverse or n to r engagement. came in idling a little high so we followed gm tsb for proper setup. 700 +- 25 iac all the way in and unplugged, 750 in normal state in drive. still very h...

14 Replies Received (View Replies)

  Related Documents & Media  1988 GMC K3500 Sierra SLE

 
Message Closed w/FIX

car Vehicle Data

1988 GMC K3500 Sierra SLE

VIN 1GTGK34N8J
Engine7.4 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI
AffectedReverse
ConditionsHarsh Engagement
Message Closed w/FIX

car Vehicle Data

1988 GMC K3500 Sierra SLE

VIN 1GTGK34N8J
Engine7.4 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI
AffectedReverse
ConditionsHarsh Engagement