Wire diagram for 2004 Chevy Duramax

I am planning on hooking up an Autopage 850LCD on my 2004 Cheverolet Diesel Duramax. Does anybody have the wire diagram for this particular truck?

i belive its in the same line as a sliverado. do a search you find a guide. doulbe check the wires though.

yes its the same as the C3500 Code Systems Tech Support 505527 Code Systems ID: CHEVROLET SILVERADO C3500 2004 4DR TRUCK Security Color Polarity Location Battery RED (+) IGNITION SWITCH HARNESS Ignition 1 PINK (+) IGNITION SWITCH HARNESS Starter 1 YELLOW (+) IGNITION SWITCH HARNESS All Door Trigger GRAY/BLACK (+) DRIVERS "A" PILAR Domelight Super USE ONE DOOR TRIGGER LF Latch GRAY/BLACK (-) IN DRIVERS DOOR MODULE RF Latch BLACK/ WHITE (-) IN PASSENGERS DOOR MODULE LR Latch LIGHT GREEN/ BLACK (-) IN PASSENGERS DOOR MODULE RR Latch LIGHT BLUE/BLACK (-) IN PASSENGERS DOOR MODULE Alarm Disarm LIGHT GREEN (-) AT DRIVERS DOOR MODULE Parking Lights VIOLET (-) AT VEHICLE LIGHT SWITCH Low Crr Pk Lights GRAY/BLACK (-) AT LIGHT SWITCH OR BROWN PLUG AT BCM PIN B2 Remote Start Battery RED (+) IGNITION SWITCH HARNESS Ignition 1 PINK (+) IGNITION SWITCH HARNESS Ignition 2 WHITE (+) IGNITION SWITCH HARNESS Accessory 1 ORANGE (+) IGNITION SWITCH HARNESS Accessory 2 BROWN (+) IGNITION SWITCH HARNESS Starter 1 YELLOW (+) IGNITION SWITCH HARNESS Anti-Theft Type PASSLOCK II Anti-Theft Descript A RESISTANCE BASED SYSTEM Key Sense LIGHT GREEN (-) AT STEERING COLUMN HARNESS Tachometer WHITE (-) AT INSTRUMENT CLUSTER Glow Plug DK.BLUE (-) BEHIND THE INSTRUMENT CLUSTER Camshaft Sensor PINK/BLACK IN LARGE CONNECTOR AT THE COMPUTER IN ENGINE COMPARTMENT Speed Sense GREEN / WHITE (AC) IN HARNESS ON DRIVERS SIDE OF ENGINE COMPARTMENT Parking Lights VIOLET (-) AT VEHICLE LIGHT SWITCH Low Crr. Pk Lights GRAY/BLACK (-) AT LIGHT SWITCH OR BROWN PLUG AT BCM PIN B2 Brake Lights WHITE (+) AT BRAKE PEDAL SWITCH Reverse Lights LIGHT GREEN (+) BCM BLACK PLUG PIN F Horn BLACK OR BLACK / YELLOW (-) AT STEERING COLUMN HARNESS Doorlocks/Windows Power Unlock DATA BUSS SYSTEM ı ı ı ı - Note THE DOOR LOCKS IN THIS VEHICLE ARE MULTIPLEXED. WIRE AS A REVERSING POLARITY SYSTEM IN EACH FRONT DOOR OR ACQUIRE A MULTIPLEX INTERFACE ADAPTER FROM A SECURITY MANUFACTURER. PowerLock DATA BUSS SYSTEM ı ı ı ı - Note THE DOOR LOCKS IN THIS VEHICLE ARE MULTIPLEXED. WIRE AS A REVERSING POLARITY SYSTEM IN EACH FRONT DOOR OR ACQUIRE A MULTIPLEX INTERFACE ADAPTER FROM A SECURITY MANUFACTURER. Driver Mtr Unlock TAN (+) DRIVERS DOOR MODULE Driver Mtr Lock GRAY (+) DRIVERS DOOR MODULE Pas Mtr Unlock TAN (+) PASSENGERS DOOR MODULE Pas Mtr Lock GRAY (REV) AT MOTOR IN DOOR LF Window Up BLUE (REV) IN DRVERS DOOR LF Window Dn BROWN (REV) IN DRVERS DOOR RF Window Up BLUE (REV) IN PASSENGERS DOOR RF Window Dn BROWN (REV) IN PASSENGERS DOOR LR Window Up BLUE (REV) IN PASSENGERS DOOR LR Window Dn BROWN (REV) IN PASSENGERS DOOR RR Window Up BLUE (REV) IN PASSENGERS DOOR RR Window Dn BROWN (REV) IN PASSENGERS DOOR Convenience Headlights-Lo WHITE (-) AT LIGHT SWITCH OR LT. BLUE PLUG AT BCM PIN A12 LF Pk Lt Bulb BROWN (+) AT FRONT LEFT PARKING LIGHT RF Pk Lt Bulb BROWN (+) AT FRONT RIGHT PARKING LIGHT LR Pk Lt Bulb BROWN (+) AT REAR LEFT PARKING LIGHT