Theft Deterrent System Connector End Views

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Theft Deterrent Control Module Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		70066 5-way F Molex (BLK)
Pin	Wire Color	Circuit No.	Function
1	ORN	1140	Battery Positive Voltage
2	PNK	1020	Off/Run/Crank Voltage
3	BLK/WHT	451	Ground
4	PPL	1807	Class 2 Serial Data
5	YEL	710	Class 2 Serial Data - Primary