1974 Chevrolet Truck Automatic Transmission Will Shift Into High Gear

1974 CHEVROLET TRUCK
200,000 MILES
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LEISA1960
  • MEMBER
  • 1 POST
automatic transmission problem. will not shift into high gear unless you let off gas and when you step back on gas goes back into second. Have chaned the modulator.
Oct 20, 2012 at 10:52 PM
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ASEMASTER6371
  • CAR REPAIR CONTRIBUTOR
  • 52,796 POSTS
check modulator valve for fluid. if there is, replace the valve.

check the throttle cable as well.

there is a governor gear on the side that dishes out and delays shifting. check that as well.

Roy
Oct 20, 2012 at 11:34 PM
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