Rainier AWD L6-4.2L (2007)
4. If the ECM was previously removed from the ECM/TCM bracket (2), install the ECM (3). Refer to Engine Control Module Replacement for the
5.3L engine.
5. Insert the TCM (1) into the retaining slot of the ECM/TCM bracket (2).
6. Secure the TCM (2) to the ECM/TCM mounting bracket ensuring the TCM retaining tab (1) is fully engaged.
