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Symptom List:
P0604-INTERNAL TCM
P0605-INTERNAL TCM
P0613-INTERNAL TCM
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be P0604-INTERNAL TCM.
PCM - INTERNAL ERROR
TEST
1
Using the schematics as a guide, inspect the wiring and connectors. Repair as
necessary. Pay particular attention to all power and ground circuits.
If there are no possible causes remaining, view repair.
Repair
POSSIBLE CAUSES
ACTION
Replace the Powertrain Control Module. WITH THE DRBIII
PERFORM QUICK LEARN AND REPROGRAM PINION FAC-
TOR.
Perform 41TE (NGC) TRANSMISSION VERIFICATION TEST -
VER 1.
TRANSMISSION - NGC
27
APPLICABILITY
All
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