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Home >> Oldsmobile >> 1997 >> Cutlass Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Engine Controls - System & Component Testing - 2.4L) >> Miscellaneous Controls >> Transmission >> Converter Lock-Up Signal From PCM

Converter Lock-Up Signal From PCM

WARNING: This page is about a different car, the 1997 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
  1. Warm engine to operating temperature. Raise vehicle and support drive wheels. Support suspension where necessary to prevent damage to drive axles.
  2. Connect a test light to battery voltage. Touch TCC control driver terminal with test light. Accelerate vehicle to 45 MPH and note test light. If test light does not illuminate, problem is a faulty PCM connector or PCM.
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