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403.GM9 2.42 2013 Cadillac SRX (Smart Key)
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Vehicle connections
The connection information listed below is specific to the 2013 Cadillac SRX (Smart Key). Refer to “Pre-installation and application warnings” for a list of important notes.
Data 14-pin blue connector (H1)
Module
Connects To
Conn./Pin
Color
Description
Wire Location
(+/-)
Wire Color
H1/1
Light Green
(DATA) Single Wire CAN
BCM under driver dash, blue 27 pin plug, pin 22
data
lt. green
H1/2
Violet/Yellow
No Connection
No Connection
H1/3
Tan/Black
(DATA) HS CAN High
BCM under driver dash, blue 27 pin plug, pin 24
data
dk. blue
H1/4
Tan
(DATA) HS CAN Low
BCM under driver dash, blue 27 pin plug, pin 23
data
white
H1/5
Orange/Green
No Connection
No Connection
H1/6
Orange/Brown
No Connection
No Connection
H1/7
Brown
Relay N.O. - No Connection
No Connection
H1/8
Yellow
Relay COM. - Immo. Data Interrupt (conn. side)
BCM under driver dash, green 25 pin plug, pin 2
data
lt. green/violet
H1/9
Orange/Yellow
Relay N.C. - Immo. Data Interrupt (vehicle side)
BCM under driver dash, green 25 pin plug, pin 2
data
lt. green/violet
H1/10
Orange/Red
Relay N.C. - No Connection
No Connection
H1/11
Yellow/Red
Relay COM. - (MUX) Clutch Output
[3]
Not Applicable
Hook up brake for automatic transmission vehicles or clutch for manual
transmission vehicles, not both.
H1/12
Brown/Red
Relay N.O. - (-) Ground
[3]
Must use a resistor.
Hook up brake for automatic transmission vehicles or clutch for manual
transmission vehicles, not both.
(chassis ground)
H1/13
Red
(+) W2W Only - 12 Volt
BCM under driver dash, blue 27 pin plug, pin 4
+
red/violet (30A)
H1/14
Black
(-) W2W Only - Ground
(chassis ground)
Output 12-pin red connector (H2)
Module
Connects To
Conn./Pin
Color
Description
Wire Location
(+/-)
Wire Color
H2/1
Black/White
(-) W2W Only - E-Brake Output
Remote Starter
H2/2
Green/Black
No Connection
No Connection
H2/3
Green/White
(-) W2W Only - Door Output
Remote Starter
H2/4
Red/Black
No Connection
No Connection
H2/5
Violet/White
(AC) W2W Only - Tach Output
[2]
Remote Starter
An optional connection required on some remote starters, which do not
support a tach signal in D2D.
H2/6
Gray
(+) W2W Only - (+) Brake Status Output
Remote Starter
H2/7
Gray/Black
(+) Ignition Status Output
Remote Starter
H2/8
Violet/Green
No Connection
No Connection
H2/9
Violet/Brown
(MUX) Brake Activation Output
[3]
BCM under driver dash, blue 27 pin plug, pin 7
Hook up brake for automatic transmission vehicles or clutch for manual
transmission vehicles, not both.
MUX
dk. blue/yellow
H2/10
Yellow/Black
Immo. Data (conn. side)
BCM under driver dash, green 25 pin plug, pin 2
data
lt. green/violet
H2/11
Orange/Black
No Connection
No Connection
