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1991 GMC K1500 Sierra SLE 5.7L Lock Up
Posted to GM Transmission on 12/7/2004 6 Replies

hello,

I'm at my wits end on this one. it feels like an ignition miss, it only occurs when the lock up comes on. we found leaking secondary, replaced it, tried again, still the same thing. trans fluid ok. i checked the fourth gear swich input and the t.c.c. o...

6 Replies Received (View Replies)

  Related Documents & Media  1991 GMC K1500 Sierra SLE

 
Message Closed w/FIX

car Vehicle Data

1991 GMC K1500 Sierra SLE

VIN 1GTDK14KMM
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedLock Up
Misc.4WD, Rabs
Message Closed w/FIX

car Vehicle Data

1991 GMC K1500 Sierra SLE

VIN 1GTDK14KMM
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI
AffectedLock Up
Misc.4WD, Rabs