THANKS Tim

i just used the same autozone to look up S10 1983-1991 S10 2 WD
AND IT SAYS:
Transmission
ALL GM Blazer/Jimmy/Typhoon/Bravada 1983-1993 Repair Guide
Home
Transmission Fluid Type
For your 1991 Chevrolet Truck :
SPEC-FLUID-TYPE/WT
***IMPORTANT*** THIS MANUAL TRANSMISSION MAY CONTAIN DEXRON (USUALLY ASSOCIATED WITH AUTOMATIC TRANSMISSIONS) OR GEAR LUBE. **USE TYPE AF (ALL CLIMATE) THESE ARE ALL OEM OPTIONAL FLUIDS DESIGNED TO SATISFY A VARIETY OF TEMPERATURES, CONDITIONS AND MANUFACTURER REQUIREMENTS. DEXRON USUALLY HAS A THIN-REDDISH CONSISTENCY AND COLOR. GEAR LUBE IS MUCH THICKER IN CONSISTENCY AND HAS A PUNGENT ODOR. DETERMINE WHICH LUBRICANT IS REQUIRED BY CONSULTING THE OWNERS MANUAL, VISUALLY VERIFY BEFORE PROCEEDING, AND REFILL/TOP OFF WITH THE SAME TYPE OF LUBRICANT.

http://www.autozone.com/servlet/UiBroker/?UseCase=C001&UserAction=answerRequiredQuestion&Parameters=%7C%7EWITH+MANUAL+TRANSMISSION&PageSync=8


Jim & Caroline
The highway is for gamblers, better use your good sense."
Gooday-that's my 1¢ answer due to the lousy economy ~ cause I ain't got - no . mo . doe

Every Shaver | Now Can Snore | Six More Minutes | Than Before ... | Half A Pound for Half a Dollar | Spread On Thin | Above the Collar || BURMA-SHAVE