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2018 Chevrolet Silverado, Alarm, Remote Start, Stereo Wiring


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merks18 
Member - Posts: 21
Member spacespace
Joined: October 14, 2004
Location: California, United States
Posted: April 10, 2019 at 1:46 PM / IP Logged Link to Post Post Reply Quote merks18
Hey fellas, anyone have the wiring information for a 2018 Chevy Silverado? Thanks in advance...
Merks
motosaki 
Member - Posts: 24
Member spacespace
Joined: January 23, 2019
Location: North Dakota, United States
Posted: April 10, 2019 at 2:33 PM / IP Logged Link to Post Post Reply Quote motosaki
12 Volts     Red/Violet (20A)     +     BCM under driver dash, blue 27 pin plug, pin 4
     
Second 12 Volts     Red/Blue (2A only)     +     Ignition Switch, black 6 pin plug, pin 4
     
Ground     (chassis ground)
                    
Starter Kill     Yellow     +     Starter Motor --or-- Underhood Fuse Box, green 58 pin plug, pin E2
          
Second Starter     White/Violet (R Code) (see Tech Doc 1605)     + 9600 Ohms     Ignition Switch, black 6 pin plug, pin 5
     
Ignition     Violet/Black     +     Ignition Switch, black 6 pin plug, pin 2
     
Accessory     Violet/Yellow     +     Ignition Switch, black 6 pin plug, pin 3
Second Accessory     (same as second starter)     + 6300 Ohms
               
Keysense     (same as second starter)                    
CAN Bus High     Blue     Data     OBD-Data Link Connector, black 16 pin plug, pin 6
     
CAN Bus Low     White     Data     OBD-Data Link Connector, black 16 pin plug, pin 14
     
CAN Bus SW     Lt. Green     Data     OBD-Data Link Connector, black 16 pin plug, pin 1
     
OBD 12 Volts     Red/White (10A)     +     OBD-Data Link Connector, black 16 pin plug, pin 16
     
OBD Ground     Black     -     OBD-Data Link Connector, black 16 pin plug, pin 4
     
IMMO Data     Green/Violet     Data     Immobilizer Control Module on ignition switch, violet 3 pin plug, pin 2
     
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     Reverse     BCM under driver dash, pink 27 pin plug, pin 4
          
Driver Unlock Motor     Blue/White     Reverse     BCM under driver dash, pink 27 pin plug, pin 1
          
Factory Alarm Arm     (factory remote only)
                    
Factory Alarm Disarm     (transponder and ignition)
                    
Parking Lights     Violet/Gray (L); Gray/Brown (R)     +     Underhood Fuse Box, brown 58 pin plug, pin G1 (L); pin F1 (R)
          
Parking Lights -     Lt. Green/Gray     -     Headlight Switch, black 12 pin plug, pin 5
     
Hazards     Green/White     -     BCM under driver dash, blue 27 pin plug, pin 26
          
Turn Signal (Left)     Blue/White (LF); Yellow/Blue (LR)     +     BCM under driver dash, brown 26 pin plug, pin 2 (LF); pin 1 (LR)
          
Turn Signal (Right)     Green/Violet (RF); Brown/Green (RR)     +     BCM under driver dash, black 26 pin plug, pin 3 (RF); pin 4 (RR
)          
Headlight     White/Violet     -     Headlight Switch, black 12 pin plug, pin 1
     
AutoLights     Lt. Green/Brown     - (Off)     Headlight Switch, black 12 pin plug, pin 3
     
Reverse Light     Blue/Brown     +     BCM under driver dash, brown 26 pin plug, pin 26
          
Left Front Door Trigger     Gray (with power window)     -     Driver Window Motor, black 7 pin plug, pin 6
          
Left Front Door Trigger 2     Gray (w/o power window)     -     BCM under driver dash, gray 26 pin plug, pin 25     
     
Right Front Door Trigger     Gray (with power window)     -     Passenger Window Switch, black 8 pin plug, pin 8
          
Right Front Door Trigger 2     Gray (w/o power window)     -     BCM under driver dash, gray 26 pin plug, pin 14
          
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     Brown, Green, White/Green, or Yellow/Gray (fuel injectors 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     MUX     Clutch Switch, black 3 pin plug, pin B
Fuel Pump     Violet/Green (light duty); Gray (heavy duty)     +     Underhood Fuse Box, white 58 pin plug, pin J5 (light duty); pin D2 (heavy duty)     
Rear Defroster     Brown/Violet     + 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     Violet/White     +     BCM under driver dash, black 26 pin plug, pin 11
          
Parking Brake     Blue/Violet     -     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
          
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     
15yrs. in the industry. everything from simple deck installs, to remote starters, and full custom audio systems. I've Installed it all.
merks18 
Member - Posts: 21
Member spacespace
Joined: October 14, 2004
Location: California, United States
Posted: April 10, 2019 at 3:16 PM / IP Logged Link to Post Post Reply Quote merks18
Motosaki, you are the man.....Any possibilty of getting the stereo info as well? Thanks in advance
i am an idiot 
Platinum - Posts: 13,667
Platinum spaceThis member consistently provides reliable informationspace
Joined: September 21, 2006
Location: Louisiana, United States
Posted: April 10, 2019 at 4:35 PM / IP Logged Link to Post Post Reply Quote i am an idiot
What are you trying to do?
motosaki 
Member - Posts: 24
Member spacespace
Joined: January 23, 2019
Location: North Dakota, United States
Posted: April 10, 2019 at 4:48 PM / IP Logged Link to Post Post Reply Quote motosaki
Radio 12V     Red/Violet     +     Radio, green 16 pin plug, pin 8 or gray 20 pin plug, pin 11
          
Radio Ground     Black     -     Radio, green 16 pin plug, pin 16 or gray 20 pin plug, pin 1
          
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
          
Left Front Speaker - With Amp     Blue - Brown/Blue     +,-     Amplifier behind rear seats, black 8 pin plug, pins 3 - 7
          
Right Front Speaker - With Amp     Yellow - Yellow/Black     +,-     Amplifier behind rear seats, black 8 pin plug, pins 2 - 6
          
Left Front Tweeter - With Amp     Yellow/Blue - Yellow/Gray (premium audio)     +,-     Amplifier behind rear seats, black 16 pin plug, pins 5 - 13
          
Right Front Tweeter - With Amp     Brown/Green - Violet/Brown (premium audio)     +,-     Amplifier behind rear seats, black 16 pin plug, pins 4 - 12
          
Left Rear Speaker - With Amp     Green - Green/Black     +,-     Amplifier behind rear seats, black 16 pin plug, pins 7 - 15
          
Right Rear Speaker - With Amp     White - Blue/Black     +,-     Amplifier behind rear seats, black 16 pin plug, pins 6 - 14
          
Subwoofer - With Amp     Blue/Gray - Gray/Black     +,-     Amplifier behind rear seats, black 8 pin plug, pins 1 - 5
          
Aux. Audio Input Left (+/-)     Gray - Violet     +,-     Radio, gray 20 pin plug, pins 9 - 8
          
Aux. Audio Input Right (+/-)     Green - Violet     +,-     Radio, gray 20 pin plug, pins 10 - 8
          
Rearview Camera Video     Gray/Yellow - White/Blue     +,-     Radio, gray 20 pin plug, pins 5 - 4 or 15 - 14     
     
RSE Video (+/-)     (digital video)     
               
RSE Audio Left (+/-)     Green/White - Blue/Violet (headphone audio)     +,-     Media Disc Player, gray 20 pin plug, pins 1 - 3
          
RSE Audio Right (+/-)     Brown/Gray - Blue/Violet (headphone audio)     +,-     Media Disc Player, gray 20 pin plug, pins 2 - 3
There you go man hope this helps!
15yrs. in the industry. everything from simple deck installs, to remote starters, and full custom audio systems. I've Installed it all.
merks18 
Member - Posts: 21
Member spacespace
Joined: October 14, 2004
Location: California, United States
Posted: April 12, 2019 at 3:43 PM / IP Logged Link to Post Post Reply Quote merks18
Thanks brotha....Doing semi-blown system, just trying to keep all stock wiring as close to possible.

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