1999 GMC Yukon Owner's Manual - Page 343

yellowblue Fuse/Circuit Usage Breaker 14 4WD Indicator, Cluster, Front and Rear Comfort Controls (If Equipped), Instrument Switches, Radio Illumination, Chime Module 15 DRL Relay, Fog Lamp Relay 16 Front and Rear Turn Signals, Back-Up Lamps, BTSI Solenoid 17 Radio (Ignition) 18 4WAL/VCM, ABS, Cruise Control 19 Radio (Battery) 20 PRNDL, Automatic Transmission, Speedometer, Check Gages, Warning Lights 21 Security/Steering 22 Not Used 23 Rear Wiper, Rear Washer Pump 24 Front Axle, 4WD Indicator Lamp, TP2 Relay (Gasoline Engine) A Power Door Lock, Six-Way Power Seat, Keyless Entry Module B Power Windows Underhood Fuse/Relay Center The underhood fuse/relay center is located in the rear of the engine compartment near the brake fluid reservoir. Move the retainer clips for the cover to access the fuse block. You can remove fuses with a fuse extractor. The fuse extractor is mounted to the interior fuse block. To remove fuses if you don't have a fuse extractor, hold the end of the fuse between your thumb and index finger and pull straight out. 6-63