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Reference Information

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference 

Remote Function Schematics 

Connector End View Reference 

Component Connector End View Index

Description and Operation 

Keyless Entry System Description and Operation (without Accessory 2 Way Remote)  or Keyless Entry System Description and Operation (with Accessory 2 Way Remote) 

Electrical Information Reference 

Scan Tool Reference 

Control Module References for scan tool information

Special Tools 

J 43241  Keyless Entry Tester. See Special Tools .