Wiring Harness Assembly Installation
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, 2003 Chevrolet Cab & Chassis Silverado, and 2002 GMC Sierra. However, it is still accessible from the selected car via links, so may be relevant.
- Install internal wiring harness connector into the main housing. Using Wiring Harness Connector Installer (J-4427) or equivalent, install connector of internal wiring harness into main housing. The 4 tabs on connector should snap into place. See Fig 1.
- Remove ON/OFF shift solenoid retainer clips. Install internal wiring harness onto main valve body. Install solenoid retainer clips over wiring harness tabs. See Figure.
- Connect the wiring harness to the following components. See Figure.
- Pressure Switch Assembly
- "C" ON/OFF Shift Solenoid
- "F" Trim Solenoid
- "D" ON/OFF Shift Solenoid
- "E" ON/OFF Shift Solenoid
- "B" Trim Solenoid
- "A" Trim Solenoid
- Install connector shipping cover into connector of internal wiring harness if transmission is not to be installed immediately.