SERVICE INFORMATION IMPORTANT: If you confirm one or more of the following transmission DTCs are stored: P0729: 6GR Incorrect Ratio P0730: Incorrect Gear Ratio P0731: 1GR Incorrect Ratio P0732: 2GR Incorrect Ratio P0733: 3GR Incorrect Ratio P0734: 4GR Incorrect Ratio P0735: 5GR Incorrect Ratio P1734: 7GR Incorrect Ratio Before performing any transmission repairs: 1. Check all of the engine intake air ducting and make sure: - It is connected securely and correctly at the throttle body and all other connections. See Figures 1 and 2 on the page 2. - All clamps and connectors are secure and tight. - There are no leaks. 2. Perform DTC confirmation procedure to confirm the incident. - Refer to the Electronic Service Manual (ESM) for DTC confirmation procedures. See this bulletin for further detail.
