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Raptor Shift Light Install-Corvette

 

80-95 Corvette:

Tach signal is white wire at distributor or at instrument panel tach  

96 Corvette:

Tach signal is located at PCM, 32 pin connector, pin #13, white wire  

97-98 Corvette:

Tach signal is at PCM, blue connector (C2), pin #35, white wire Vss signal is at PCM, red connector (C1), pin #55, dark green with white stripe wire

99-2004 Corvette:

Tach signal is at PCM, red connector (C2), pin #10, white wire Vss signal is at PCM, red connector (C2), pin # 50, dark green with white stripe wire

2005-2013 Corvette LS2/LS3/LS7:

Tach signal located at PCM (behind passenger side wheel well,bottom connector (X1), pin #48, white wire. (X1 is a 73 position connector)


This wire also runs through the under-hood fuse block (C2, pin F6) to the instrument cluster pin#5 connector 2 
and to the Heads Up Display module pin#4

 

Vss signal located at PCM (behind passenger side wheel well), bottom connector (X1), pin #57, dark green with white stripe wire.

Vss signal also goes to the Instrument Panel Cluster (pin #6/connector #2) and to the heads up display connector, (pin #3).

 

2009-2013 LS9:

Tach signal is at PCM, (X1), pin #25, WHITE wire (X1 is a 56 position connector). This white wire runs through the under hood fuse block into the instrument cluster. It is connector "X2", pin #5 of instrument cluster. It also goes to the heads up display, pin #4.

Click here for ECM Location

Click here for Instrument Cluster Connector view

Vss signal is at PCM, (X1), pin # 39, dark green with white stripe wire. This white wire runs through the under hood fuse block into the instrument cluster.  It is connector "X2", pin #6 of instrument cluster.

 


**NOTE**
For LS1/LS6/LS2/LS7/LS9 engines, set shift light to "4 cylinder" mode for 2 pulse/rev (PCM tach out terminal is "2 pulse/rev)
Vss is vehicle speed signal from PCM (connect white wire of dual mode shift light here).
Tach signal is engine speed (rpm) (connect green wire of shift light here).

 

 

 

Link to Corvette Forum Shift Light Install