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2000 Chevrolet K3500 7.4L Po1870 When Trans.fluid Temp. Is About 200 Deg. F
Posted to GM PowerTrain on 4/21/2014 7 Replies

This is a nice 1 owner truck with a 4L80E transmission, came in with several transmission fault codes ,and after driving a while it would down shift to 3rd gear , and the increased line pressure would make it shift harsh, replacing the ignition switch took car...

7 Replies Received (View Replies)

  Related Documents & Media  2000 Chevrolet K3500

 
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet K3500

VIN 1GCHK33J7Y
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedPo1870 When Trans.fluid Temp. Is About 200 Deg. F
ConditionsIncrease Line Pressure, and No Lock Up
Message Closed w/FIX

car Vehicle Data

2000 Chevrolet K3500

VIN 1GCHK33J7Y
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedPo1870 When Trans.fluid Temp. Is About 200 Deg. F
ConditionsIncrease Line Pressure, and No Lock Up