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Yale GDP090LGNJBE098:
transmission issue

yale gdp090lg transmission starts slipping after 30 minutes of use. seems to have a short also blows the diode on 2nd speed valve harness

Yale GDP090LGNJBE098 Serial B813D03790V 1998
  • Posted 24 May 2022 14:20
  • Discussion started by Al_Gonzalez
  • Florida, United States
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I would suspect a short to ground in the harness due to the age. Since it is running for thirty minutes before slipping, bad fluid, seal or Oring. The wire harness if I remember correctly is all orange wires. Does the diode fail when key is first turned on or when the transmission starts slipping?
  • Posted 27 May 2022 08:06
  • Reply by garland_m
  • Virginia, United States
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From the forum discussions …
"Remove the coils and ohm out the pins. Coils take a different number than regular 4y plugs... If code is there then it is an ecu issue."
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Read & Post in our Forums
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