2010 GMC Sierra 1500 Crew Cab Owner's Manual - Page 593

Harness Connector HEADLINER 3 HEADLINER 2 HEADLINER 1 SEO/UPFITTER Usage Headliner Harness Connector 3 Headliner Harness Connector 2 Headliner Harness Connector 1 Special Equipment Option Upfitter Harness Connector Underhood Fuse Block If the vehicle has the DURAMAX® Diesel engine, see the DURAMAX® Diesel manual for more information. If the vehicle is a Two-mode Hybrid, see the Two-mode Hybrid manual for more information. The underhood fuse block is located in the engine compartment, on the driver side of the vehicle. Circuit Breaker CB1 CB2 CB3 CB4 Usage Passenger Side Power Window Circuit Breaker Passenger Seat Circuit Breaker Driver Seat Circuit Breaker Rear Sliding Window Lift the cover to access the fuse block. Notice: Spilling liquid on any electrical components on the vehicle may damage it. Always keep the covers on any electrical component. To remove fuses, hold the end of the fuse between your thumb and index finger and pull straight out. 6-133