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Symptom: *NO MANUAL AUTOSTICK OPERATION POSSIBLE CAUSES AUTOSTICK t DOWNSHIFT SENSE CIRCUIT OPEN AUTOSTICK t GROUND CIRCUIT OPEN AUTOSTICK t UPSHIFT SENSE CIRCUIT OPEN IGNITION UNLOCK/RUN/START CIRCUIT OPEN PCM - AUTOSTICK t TEST ACTION APPLICABILITY 1 Turn the ignition off to the lock position. t Switch harness connector. Note: Check connectors - Clean/repair as necessary. t Switch harness connector. All Yes → Go To 2 No → Repair the Ignition Unlock/ Run/Start circuit for an open. 2 Turn the ignition off to the lock position. t Switch harness connector. Note: Check connectors - Clean/repair as necessary. t Ground circuit at the AutoStick t harness connector. Is the resistance above 5.0 ohms? All Yes → Repair the AutoStickt Ground circuit for an open. No → Go To 3 3 Turn the ignition off to the lock position. t Switch harness connector. Note: Check connectors - Clean/repair as necessary. t Switch harness connector. Is the resistance above 5.0 ohms? All Yes → Repair the AutoStickt Upshift Sense circuit for an open. No → Go To 4 156 TRANSMISSION - NGC |