Computer Diagnostics - M49 - Manual Transmission

This vehicle may have stored Diagnostic Trouble Codes (DTCs) for this system into the Powertrain Control Module (PCM).

Computer diagnostics and trouble codes for this system can be found at "Transmission Control Systems/Testing and Inspection". Testing and Inspection

Further computerized diagnostics for the Powertrain system can be found at "Computers and Control Systems/Testing and Inspection Procedures". Testing and Inspection

Prior to performing any diagnostics, the vehicle should be checked for stored DTCs. Failure to do so may result in incorrect diagnostics or replacement of good parts.

NOTE: Trouble codes can only be read and cleared through the use of a scan tool.