2003 Chrysler Grand Voyager speedo

2003 CHRYSLER GRAND VOYAGER
100,000 MILES • 3.3L • 6 CYL • FWD • AUTOMATIC
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PHILIP 69
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  • 1 POST
I start van, apply brake select reverse and speedo jumps up and down and affects trans functions. r & r out speed sensor. wires look ok. stepping on/off the brake has an affect.
Jul 9, 2015 at 11:39 AM
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HMAC300
  • CERTIFIED EXPERT
  • 48,601 POSTS
check connections but it may be a bad tcm so have it scanned to see if there are any codes.
Jul 9, 2015 at 12:04 PM