GM Service Manual Online
For 1990-2009 cars only
Table 1: TAP Shift Switch - Right
Table 2: TAP Shift Switch - Left
Table 3: Vehicle Speed Sensor Connector, Wiring Harness Side

TAP Shift Switch - Right


Object Number: 1214629  Size: CH

Connector Part Information

    • 50579403
    • 3-Way F 70066G Series (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

2663

Upshift Request Circuit

2

PK

1539

Ignition 1 Voltage

3

PU

2664

Downshift Request Circuit

TAP Shift Switch - Left


Object Number: 1214569  Size: CH

Connector Part Information

    • 50579405
    • 5-Way F 70066G Series (BK)

Pin

Wire Color

Circuit No.

Function

1

PU

2664

Downshift Request Circuit

2

PK

1539

Ignition 1 Voltage

3

YE

1996

Remote Shift Selector Signal

4

PK

1539

Ignition 1 Voltage

5

PU

2663

Upshift Request Circuit

Vehicle Speed Sensor Connector, Wiring Harness Side


Object Number: 646406  Size: CH

Connector Part Information

    • 15336004
    • 2-Way F GT 150 Series Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PU

401

VSS Low Signal

B

YE

400

VSS High Signal