Transmission not shifting into overdrive

1995 CHEVROLET TRUCK
87,000 MILES • 5.7L • V8 • 4WD
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SHERMAN8
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  • 1 POST
Truck wont shift to overdrive.
Mar 1, 2020 at 4:15 AM
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ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
Good morning,

This could be the torque converter itself. There are clutches inside that do wear out.

Are there any codes stored?

I attached a possible issue failure chart below that needs to be checked.

Roy
Mar 1, 2020 at 4:42 AM