my 94 g.m.c. stops shifting when warmed up. shifts fine when cool. is a gmc 1500 w wheel drive.

Asked by May 23, 2014 at 06:16 PM about the 1994 GMC Sierra 1500 C1500 SLT Extended Cab LB

Question type: Maintenance & Repair

the cooler a small cooler in front of the radiator is un hooked. is that a trany cooler.

1 Answer

15,835

tranny fluid needs to be cooled,some things you just plain can't unhook. (well you can physically unhook 'em but not for long )

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