GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2003
🢒
TrailBlazer - 4WD
🢒
Transmission/Transaxle
🢒
Automatic Transmission - Allison
🢒 Wiring Harness Installation
Tools Required
J 44247
Wiring Harness Connector Installer
Install the internal wiring harness connector by hand into the main housing.
Using
J 44247
(2), install the connector of internal wiring harness (1) into the main housing.
The four tabs on the wiring harness connector snap into place.
Make sure the wiring harness connector is securely in place.
Remove ON/OFF shift solenoid retainers (1).
Install internal wiring harness (2) onto main valve body (10).
Install ON/OFF shift solenoid retainers (1) over the wiring harness tabs.
Connect internal wiring harness (2) to the following components as shown.
•
Pressure switch assembly (9)
•
C ON/OFF shift solenoid (7)
•
F trim solenoid (3)
•
D ON/OFF shift solenoid (4)
•
E ON/OFF shift solenoid (5)
•
B trim solenoid (6)
•
A trim solenoid (8)
If required to prevent dirt from entering the connector, install connector shipping cover (1) into the wiring harness connector.