transmission problems on 1996 Chevrolet 1500 Pickup

my 1991 chevy 1500 4 wheel drive is having problems shifting into second and third the fluid looks ok and full could this be a vacume problem

by in Seattle, WA on November 24, 2011
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1 answer 1 comment
ANSWER by , November 24, 2011
does it shift into second and third?? could be the governor and/or the gear. could be a tps sensor or it could be internal. Roy
COMMENT by , November 25, 2011
the truck shifts hard into second and third at high rpms. where would the governor be located on the vehicle