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2004 GMC Envoy XL SLE 4.2L Torque Convertor Clutch
Posted to GM Transmission on 5/13/2011 11 Replies

Hello gentlemen, this 04 envoy acts like it needs a reflash, but I can find no new calibration to fix this intermittent TCC lockup problem.

As long as you drive 70mph or faster the slip rpm is less than +5. At 69mph or below the convertor goes in and out of l...

11 Replies Received (View Replies)

  Related Documents & Media  2004 GMC Envoy XL SLE

 
Message Closed w/FIX

car Vehicle Data

2004 GMC Envoy XL SLE

VIN 1GKET16S34
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedTorque Convertor Clutch
ConditionsIntermittant Lockup
Message Closed w/FIX

car Vehicle Data

2004 GMC Envoy XL SLE

VIN 1GKET16S34
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedTorque Convertor Clutch
ConditionsIntermittant Lockup