Lingenfelter L460050000 Lingenfelter STOV-002 MPH Activated Switch v3.5 User Manual
Page 11
Page 10 of 12
Table C
ECM/PCM Speed Output Information for Common GM Vehicles
Vehicle
Year
ECM/PCM
Connector
Pin
Wire Color
Circuit
Number
Camaro/Firebird
1996-1997
C2 (Black)
8
Dark Green/White
817
Camaro/Firebird
1998
C1 (Red)
55
Dark Green/White
817
Camaro/Firebird
1999-2002
C2 (Red)
50
Dark Green/White
817
Camaro
2010-2013
C1 (Black)
57
N/A
N/A
CK Truck
1999-2002
C2 (Red)
50
Dark Green/White
817
CK Truck
2003-2006
C2 (Green)
50
Dark Green/White
817
CK Truck
2007-2008
*
C1/X1 (Black)
57
Yellow/Black
1827
CK Truck
2009-2012
C1 (Black)
57
N/A
N/A
Corvette
1996
C2 (Black)
8
Dark Green/White
817
Corvette
1997-1998
C1 (Red)
55
Dark Green/White
817
Corvette
1999-2003
C2 (Red)
50
Dark Green/White
817
Corvette
2004
C2 (Green)
50
Dark Green/White
817
Corvette
2005
C1 (Blue)
21
Dark Green/White
817
Corvette (Except ZR1)
2006-2013
C1/X1 (Black)
57
Dark Green/White
817
Corvette ZR1
2009-2013
X1 (Blue)
39
Dark Green/White
817
CTS-V
2004-2005
C2 (Green)
50
Brown
818
CTS-V
2006-2007
C1 (Blue)
39
Brown
818
CTS-V
2009-2012
C1 (Blue)
39
N/A
N/A
GTO
2004
C2 (Green)
50
Purple/White
5197
GTO
2005-2006
C1 (Blue)
21
Purple/White
5197
SSR
2003-2004
C2 (Green)
50
Dark Green/White
817
SSR
2005-2006
C1 (Blue)
21
Dark Green/White
817
Trailblazer SS
2006
C1 (Blue)
21
Dark Green/White
817
Trailblazer SS
2007-2008
C1/X1 (Blue)
39
Dark Green/White
817
* For the 2007-2008 CK Trucks, pin 57 on the PCM/ECM connector may or may not be populated by
the wire listed above. If the pin position on the connector is not populated, the vehicle speed is being
relayed via CAN Bus. Refer to the instructions on the next page to recieve the vehicle speed signal for
vehicles that deliver the signal via CAN Bus.