2003 GMC Sonoma Owner's Manual - Page 363
2003 GMC Sonoma Manual
Page 363 highlights
Fuse IGN B STARTER RAP LD LEV OXYSEN IGN E MIR/LKS FOG LP IGN A STUD #2 PARKLP LR PRK LIFTGLASS IGN C HTDSEAT Usage Column Feed,lgnition 2, 3, 4 Starter Retained Accessory Power Not Used Oxygen Sensor Engine Mirrors, Door Locks Fog Lamps Starting and Charging Ignition 1 Accessory Feeds, Electric Brake Parking Lamps Left Rear Parking Lamps Liftglass Starter Solenoid, Fuel Pump, PRNDL Heated Seat Fuse HVAC TRCHMSL RRDFOG TBC CRANK CHMSL HAZLP VECHMSL RR DEFOG HTDMIR ATC STOPLP RR W/W Usage Heating,Ventilation, Air Cooling System Trailer Center High Mount Stop Light Rear Defogger Truck Body Computer Clutch Switch, NSBU Switch Center High Mounted Stoplamp Hazard Lamps Vehicle Center High-Mounted Stop Lamp Rear Defogger Heated Mirror Transfer Case (Four-wheel Drive) Stop Lamps Rear Window Wiper 5-100