Sierra Denali RWD V8-6.2L (2009)
Power Steering Motor: Service and Repair
Power Steering Wiring Harness Extension Harness Replacement
Power Steering Wiring Harness Extension Harness Replacement (Two Mode Hybrid)
Removal Procedure
Important: The power steering wiring harness extension harness is not repairable. Only replace the harness and never attempt to repair
it.
Important: The wiring harness protective cover is intended to keep the wiring harness connectors contaminant free. Do not remove the
protective cover from the power steering wiring harness extension harness connectors until the harness has been routed to the correct
position.
1. Remove the power steering assist motor. Refer to Power Steering Assist Motor Replacement (See: Power Steering Assist Motor Replacement) .
2. Mark the position and directional orientation of every fastener on the two harnesses before separating them.
3. Separate the power steering wiring harness extension harness from the power steering assist motor wiring harness.
Installation Procedure
1. When replacing either harness, lay the replacement harness side by side with the old harness and transfer every alignment mark.
Important: Use the new fasteners provided with the power steering wiring harness extension harness kit. Do not re-use any fasteners.
2. After all alignment marks have been transferred, replace every fastener, installing each one in the correct position with the correct directional
orientation.
3. If the alignment marks are lost or not made before separating the harnesses then the following procedure will need to be followed. Otherwise
proceed to Step 11.
Important: Use a paint pen or other suitable marking tool.
Important: Ensure the position and directional orientation of every fastener before securing it.
4. Measure Distance A on the power steering wiring harness extension harness from the top of the electrical connector and make a mark. Distance A
is 11 cm (4.33 in).
5. Measure Distance B on the power steering assist motor wiring harness from the top of the electrical connector and make a mark. Distance B is
12.5 cm (5 in).
6. Align the two harnesses by the marks and install the appropriate fastener.
