Automatic transmission overdrive

Tiny
DYNAMICDEREK
  • 1988 TOYOTA PICKUP
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 168,000 MILES

When engine is cold. It takes a long time to go in to overdrive

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Friday, January 7th, 2011 AT 5:06 PM

1 Reply

Tiny
MMPRINCE4000
  • EXPERT
  • 8,715 POSTS

Most OD are tied into cooling system temp. In other words, it will not go into OD unless engine is at operating temp.

I would replace thermostat to start with.

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Friday, January 7th, 2011 AT 5:40 PM

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