how do I find what transmission came stock in my 88 GMC 1500 sierra
5

Asked by David May 19, 2018 at 06:32 PM about the 1988 GMC Sierra 1500 C1500 Standard Cab LB

Question type: Maintenance & Repair

Which transmission came stock in my Truck. I'm told that there is a code in the
Vin # that will tell me, but havent been able to find key to deciphering the
number

2 Answers
120

Eben answered 5 years ago

RPO CODES IN GLOVE BOX THE KEY IS ON LINE AT DEALER

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Guru2XYHT answered 4 years ago

My 1988 GMC truck transmission fluid is leaking heavy could it be the filter being clogged and need to be changed to stop/prevent the leaks.

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