1998 Dodge Ram

1998 DODGE RAM
100,000 MILES • V8 • 4WD • AUTOMATIC
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PERFANMOUS
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  • 3 POSTS
overdrive lite comes on when driving with trailer.
Apr 24, 2010 at 8:57 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
Do you have the OD shut off?
Apr 24, 2010 at 3:33 PM
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PERFANMOUS
  • MEMBER
  • 3 POSTS
yes it is shut off.
Apr 25, 2010 at 3:12 AM
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PERFANMOUS
  • MEMBER
  • 3 POSTS
Also it will not shift into overdrive.
Apr 25, 2010 at 6:03 AM
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JACOBANDNICKOLAS
  • ✓Experienced Mechanic
  • 110,240 POSTS
It sounds like there is a problem with the trans control module (TCM). I would recommend having that checked. Since the trans is shifting okay, it should be fine, but the computer may be the cause. Have it scanned.
Apr 26, 2010 at 1:42 AM
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