2007 Hummer H3 wont shift into overdrive?

Tiny
EDONN2134
  • 2007 HUMMER H3
  • 83,000 MILES

Drivingon highway seems to stay in 4th gear. 65 mph is @3000 rpm s

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Tuesday, February 21st, 2012 AT 7:31 PM

2 Replies

Tiny
FIXITMR
  • MEMBER

Do you recall previous rpms? Is CEL light on?

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Tuesday, February 21st, 2012 AT 7:43 PM
Tiny
EDONN2134
  • MEMBER

I believe it was around 2500 or slightly less. No cel light is not on.

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Tuesday, February 21st, 2012 AT 7:47 PM

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