1991 Chevy Cheyenne trans problem

1991 CHEVROLET CHEYENNE
129,000 MILES • 6 CYL • 2WD • AUTOMATIC
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RDELACRUZ
  • MEMBER
  • 1 POST
the truck is not shifting properly and instead of shifting at 15 it shifts at 20 what could it be
Oct 31, 2010 at 4:02 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
this can be a valve sticking or a solenooid not working.It's best to take it to atrans pro and let him diagnose this properly.
Nov 3, 2010 at 6:52 AM
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