You will need a bypass/integration module to interface with the doorlocks and to bypass the Passlock anti theft system so it will be able to remote start.
As far as the wiring, here you go! Here is any and all wiring info you will need for your truck.
Audio/Mobile Video
WIRE COLOR POLARITY LOCATION
Battery ORANGE (+) RADIO HARNESS
Accesory
THE RADIO HARNESS DOES NOT PROVIDE A SWITCHED POWER SOURCE.
Ground BLACK/WHITE (-) RADIO HARNESS
Illumination BROWN (+) RADIO HARNESS
Dimmer GRAY (+) RADIO HARNESS
LF Speaker (+) TAN
LF Speaker (-) GRAY
RF Speaker (+) LIGHT GREEN
RF Speaker (-) DARK GREEN
LR Speaker (+) BROWN
LR Speaker (-) YELLOW
RR Speaker (+) DARK BLUE
RR Speaker (-) LIGHT BLUE
Steering Cntrls YES
THIS VEHICLE MAY BE EQUIPPED WITH OPTIONAL ONSTAR® TELEMATICS EQUIPMENT. USE AN APPROPRIATE INTEGRATION HARNESS OR INSTALLATION PROCEDURE TO ENSURE PROPER FUNCTION OF THIS EQUIPMENT.
Speed Cntrl YES
Radio Security YES
Security
WIRE COLOR POLARITY LOCATION
Battery RED AND(RED/WHITE) (+) IGNITION SWITCH HARNESS
Ignition 1 PINK (+) IGNITION SWITCH HARNESS
Starter 1 YELLOW (+) IGNITION SWITCH HARNESS
All Door Trigger GRAY/BLACK (-) AT COURTESY LIGHT UNDER DASH
Domelight Super GRAY/BLACK (+) IN HARNESS AT VEHICLE DOMELIGHT
LF Latch GRAY/BLACK (-) AT BCM
RF Latch BLACK/WHITE (-) AT BCM
LR Latch LIGHT BLUE/BLACK (-) AT BCM
RR Latch LIGHT GREEN/BLACK (-) AT BCM
Trunk/hatch Trigger PINK/BLACK (-) AT BCM
Parking Lights BROWN (+) DRIVERS KICK PANEL
Low Crr Pk Lights GRAY/BLACK (-) AT LIGHT SWITCH HARNESS
Data Bus UNDER DRIVERS DASH
Convenience
WIRE COLOR POLARITY LOCATION
Headlights-Lo PINK OR WHITE (-) HEADLIGHT
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
RR Pk Lt Bulb BROWN (+) AT REAR RIGHT PARKING LIGHT
Parking Brake LIGHT BLUE (-) AT SWITCH ON PARK BRAKE
Remote Start
WIRE COLOR POLARITY LOCATION
Battery RED AND(RED/WHITE) (+) 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
Tachometer AT FUEL INJECTOR (-) USE THE UNCOMMON COLOR AT ANY INJECTOR
Speed Sense DARK GREEN/WHITE (AC) RADIO HARNESS
Parking Lights BROWN (+) DRIVERS KICK PANEL
Low Crr. Pk Lights GRAY/BLACK (-) AT LIGHT SWITCH HARNESS
Brake Lights WHITE (+) AT THE BRAKE LIGHT SWITCH
Reverse Lights LIGHT GREEN (+) AT BCM MODULE UNDER DRIVER SIDE DASH
Horn BLACK OR(BLACK/YELLOW) (-) AT STEERING COLUMN
Modules
WIRE LOCATION
Module 1 BCM - LOACATED IN FRONT OF FUSEBOX
Doorlocks/Windows
WIRE COLOR POLARITY LOCATION
Databus Wire PURPLE AT DIAGNOSTIC PLUG
Power Unlock CLASS 2 DATA (REV) AVXGMDL4 OR 5 WIRES DOOR
*TO INTEGRATE WITH THE OEM DOOR LOCKS AT ANOTHER PLACE IN THE VEHICLE, YOU WILL NEED A MULTIPLEX ADAPTER.
PowerLock CLASS 2 DATA (REV) AVXGMDL4 OR 5 WIRES DOOR
*TO INTEGRATE WITH THE OEM DOOR LOCKS AT ANOTHER PLACE IN THE VEHICLE, YOU WILL NEED A MULTIPLEX ADAPTER.
Driver Mtr Unlock TAN (REV) DRIVERS DOOR MODULE
Driver Mtr Lock GRAY (REV) DRIVERS DOOR MODULE
Pas Mtr Unlock TAN (REV) AT MOTOR IN DOOR
Pas Mtr Lock GRAY (REV) AT MOTOR IN DOOR
LF Window Up BLUE (REV) DRIVERS DOOR SWITCH
LF Window Dn BROWN (REV) DRIVERS DOOR SWITCH
RF Window Up BLUE (REV) PASS DOOR SWITCH
RF Window Dn BROWN (REV) PASS DOOR SWITCH
LR Window Up BLUE (REV) REAR DRIVERS DOOR SWITCH
LR Window Dn BROWN (REV) REAR DRIVERS DOOR SWITCH
RR Window Up BLUE (REV) REAR PASSENGER DOOR SWITCH
RR Window Dn BROWN (REV) REAR PASSENGER DOOR SWITCH