Modules, Motors, Relays & Solenoids: Notes

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2003 Hummer H2, 2003 GMC Yukon XL, 2003 GMC Yukon, 2003 GMC Sierra, and 2003 GMC Savana. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: For component locations, see COMPONENT LOCATIONS . For circuit reference, see WIRING DIAGRAMS .

NOTE: Manufacturer does not provide testing procedures for many individual systems and components. For module, motor, relay and solenoid testing not listed, perform related DTC testing procedure. See SELF-DIAGNOSTICS - 4.8L, 5.3L & 6.0L "C", "K" - FLEX FUEL & GASOLINE article or SELF DIAGNOSTICS - 4.8L, 5.3L, 6.0L EXPRESS & SAVANA - GASOLINE article.