Directwire
2015 Chevrolet Silverado 1500 - North America
Remote Start, Security, Keyless Entry, Accessories
Item / Wire Color / Polarity / Wire Location
12 Volts RED / purple (20A) + BCM under driver dash, blue 27 pin plug, pin 4
Second 12 Volts RED / blue (20A) + BCM under driver dash, white 26 pin plug, pin 2
Starter yellow (for starter kill only) + starter or underhood fuse box, green 58 pin plug, pin E2
Second Starter wht/pur (r-code); wht/blk (5V ref) (Tech Doc 1605) +9600 ohms ignition sw or BCM under driver dash, grn 25 pin plug, pins 15, 22
Ignition PURPLE / black + ignition sw or BCM under driver dash, green 25 pin plug, pin 6
Accessory purple / YELLOW + ignition sw or BCM under driver dash, green 25 pin plug, pin 5
Second Accessory (same as second starter) +6300 ohms
Keysense (same as second starter)
Data Bus GREEN/ purple (immobilizer LIN bus) data immobilizer mod or BCM under driver dash, grn 25 pin plug, pin 2
CAN Bus High blue (high speed GMLAN) data data link conn or BCM under driver dash, white 26 pin plug, pin 25
CAN Bus Low white (high speed GMLAN) data data link conn or BCM under driver dash, white 26 pin plug, pin 24
CAN Bus SW green (low speed GMLAN) data data link conn or BCM under driver dash, gray 26 pin plug, pin 23
Power Lock BROWN / yellow - BCM under driver dash, blue 27 pin plug, pin 19
Power Unlock BROWN / white - BCM under driver dash, blue 27 pin plug, pin 15
Lock Motor BROWN / yellow 5 wire BCM under driver dash, pink 27 pin plug, pin 4
Driver Unlock Motor blue/white 5 wire BCM under driver dash, pink 27 pin plug, pin 1
Passenger Unlock Motor gray/green 5 wire BCM under driver dash, pink 27 pin plug, pin 2
Factory Alarm Arm (factory remote only)
Factory Alarm Disarm (see disarm no unlock)
Disarm No Unlock (transponder and ignition)
Parking Lights (+) PURPLE / gray (L); gray/brown (R) + underhood fuse box, brown 58 pin plug, pins G1, F1
Parking Lights (-) GREEN/ gray - BCM under driver dash, white 26 pin plug, pin 22
Hazards GREEN / WHITE - BCM under driver dash, blue 27 pin plug, pin 26
Turn Signal (Left) blue/white (F); yellow/blue (R) + BCM under driver dash, brown 26 pin plug, pins 2, 1
Turn Signal (Right) GREEN/ purple (F); BROWN / green (R) + BCM under driver dash, black 26 pin plug, pins 3, 4
Headlight WHITE/ purple - BCM under driver dash, white 26 pin plug, pin 16
AutoLights GREEN/ brown (ground to turn off) - BCM under driver dash, white 26 pin plug, pin 11
Reverse Light blue/brown + BCM under driver dash, brown 26 pin plug, pin 26
Left Front Door Trigger gray (without power wndw); gray (with power wndw) - BCM, gray 26 pin plug, pin 25; LF wnd motor, black 7 pin plug, pin 6
Right Front Door Trigger gray (without power wndw); gray (with power wndw) - BCM, gy 26P plg, pin14; RF wnd sw, bk 8P plg, pin8
Left Rear Door Trigger gray/white - left rear window switch, black 8 pin plug, pin 2
Right Rear Door Trigger gray/white - right rear window switch, black 8 pin plug, pin 2
Dome Light gray + BCM under driver dash, gray 26 pin plug, pin 1
Hood Pin BROWN / green - BCM under driver dash, black 26 pin plug, pin 24
Tachometer brn, grn, wht/gn or ye/gy (fuel inject 1, 3, 5, 7) ac rear top center of engine, black 12 pin plug, pin 5, 7, 8, or 9
Wait to Start GREEN/ brown - instrument cluster, black 32 pin plug, pin 32
Clutch Pedal yellow (see Tech Doc 10001) resistors clutch switch, black 3 pin plug, pin B
Fuel Pump PURPLE / green (light duty); gray (heavy duty) + underhood fuse box, white 58 pin plug, pin J5; D2
Rear Defroster BROWN / purple + latched passenger kick, gray 10 pin plug, pin 4
Mirror Defroster (same as rear defroster)
Left Front Heated Seat (LIN bus)
Right Front Heated Seat (LIN bus)
Speed Sense GREEN/ gray ac dash junction block left of brake pedal, gray 50 pin plug, pin 47
Brake Wire PURPLE / white + BCM under driver dash, black 26 pin plug, pin 11
Parking Brake blue/purple - BCM under driver dash, white 26 pin plug, pin 10
Horn Trigger BROWN / white - BCM under driver dash, brown 26 pin plug, pin 19
Wipers gray + BCM under driver dash, black 26 pin plug, pin 16
Left Front Window (Up/Down) (motor is part of module)
Right Front Window (Up/Down) GREEN/ gray - yellow/blue A RF window switch, black 8 pin plug, pins 2 - 3
Left Rear Window (Up/Down) blue/purple - yellow/blue A LR window switch, black 8 pin plug, pins 6 - 7
Right Rear Window (Up/Down) blue/gray - GREEN/ black A RR window switch, black 8 pin plug, pins 6 - 7
Sun Roof (Open/Close) GREEN / WHITE and BROWN / blue (open) (w/ign on only) both - sunroof switch, black 8 pin plug, pins 6, 1
Sun Roof (Limit/Close) blue/white and BROWN / blue (close) (w/ign on only) both - sunroof switch, black 8 pin plug, pins 4, 1
Memory Seat 1 white - 630 ohms driver kick, door harness, gray 41 pin plug, pin 8
Memory Seat 2 (same as memory seat 1) -2000 ohms
Audio
Item Wire Color Polarity Wire Location
Radio 12V RED / purple + radio, green 16 pin plug, pin 8
Radio Ground black - radio, green 16 pin plug, pin 16
Radio Ignition (low speed GMLAN)
Radio Illumination (low speed GMLAN)
Factory Amp Turn-on (MOST serial data)
Left Front Speaker (+/-) blue - BROWN / blue +,- radio, green 16 pin plug, pins 1 - 9
Right Front Speaker (+/-) yellow - yellow/black +,- radio, green 16 pin plug, pins 2 - 10
Left Rear Speaker (+/-) green - GREEN/ black +,- radio, green 16 pin plug, pins 3 - 11
Right Rear Speaker (+/-) white - blue/black +,- radio, green 16 pin plug, pins 4 - 12
Subwoofer (+/-) blue/gray - gray/black +,- amplifier behind rear seats, black 8 pin plug, pins 1 - 5
Aux. Audio Input Left (+/-) gray - purple +,- radio, gray 20 pin plug, pins 9 - 8
Aux. Audio Input Right (+/-) green - purple +,- radio, gray 20 pin plug, pins 10 - 8
RSE Video (+/-) (digital video); gry/yel - wht/blu (rearview cam) +,- radio, gray 20 pin plug, pins 5 - 4
RSE Audio Left (+/-) GREEN / WHITE - blue/purple (headphone audio) +,- media disc player, gray 20 pin plug, pins 1 - 3
RSE Audio Right (+/-) BROWN / gray - blue/purple (headphone audio) +,- media disc player, gray 20 pin plug, pins 2 - 3
Satellite Radio 12 Volts (built into radio)
What Fits
Item Size Depth Location
Headunit irregular center of dash
Left Front Speaker left front door
Left Front Tweeter left front dash
Right Front Speaker right front door
Right Front Tweeter right front dash
Left Rear Speaker left rear side panel or door
Right Rear Speaker right rear side panel or door
Subwoofer front of center console
Satellite Radio Tuner (built into radio)
Notes:
Accessory: DO NOT use the accessory wire listed as a switched power SOURCE for any aftermarket accessories.
Tachometer: On 6.0L models, the fuel injectors 1, 3, 5, or 7 are GREEN/ YELLOW, BROWN / purple, BROWN / green, BROWN / purple at any fuel injector, gray 2 pin plug, pin B. On 6.6L diesel models, use yellow/purple or blue/white at the camshaft position sensor, gray 3 pin plug, pin 1.
Fuel Pump: On dual fuel pump models, fuel pump 2 is gray (+) at the underhood fuse box, white 58 pin plug, pin L7. On CNG models, it is gray (+) at the underhood fuse box, gray 58 pin plug, pin B5.
Left Front Speaker (+/-): On models with amplifier, the speaker wires are blue - BROWN / blue at the amplifier behind rear seats, black 8 pin plug, pins 3 - 7. The tweeter wires are yellow/blue - yellow/gray at the amplifier, black 16 pin plug, pins 5 - 13 (premium audio).
Right Front Speaker (+/-): On models with amplifier, the speaker wires are yellow - yellow/black at the amplifier behind rear seats, black 8 pin plug, pins 2 - 6. The tweeter wires are BROWN / green - PURPLE / brown at the amplifier, black 16 pin plug, pins 4 - 12 (premium audio).
Left Rear Speaker (+/-): On models with amplifier, the speaker wires are green - GREEN/ black at the amplifier behind rear seats, black 16 pin plug, pins 7 - 15.
Right Rear Speaker (+/-): On models with amplifier, the speaker wires are white - blue/black at the amplifier behind rear seats, black 16 pin plug, pins 6 - 14.