For 1990-2009 cars

Table 1: | Differential Lock Switch
Table 2: | Rear Axle Air Shift Switch -- Two Speed
Table 3: | Rear Axle Driver Control Switch -- Two Speed
Table 4: | Rear Axle Shift Motor -- Two Speed
Table 5: | Rear Axle Shift Relay -- Two Speed

#### Differential Lock Switch

Connector Part Information |

• | 12065402

• | 4 Way F, Metri-Pack 150 Series, Sealed (BRN)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A-B | -- | -- | Not Used-Sealed
C | YEL/BLK | 1007 | Differential Lock Indicator Signal
D | BLK | 150 | Ground

#### Rear Axle Air Shift Switch -- Two Speed

Connector Part Information |

• | 12065298

• | 4 Way F Metri-Pack 150 Series, Sealed (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | BRN | 241 | Ignition 3 Voltage (RQ2)
A | BRN | 341 | Ignition 3 Voltage (RQ3)
B | GRY/BLK | 1467 | Two Speed Rear Axle Shift Motor Relay Control
C-D | -- | -- | Not Used

#### Rear Axle Driver Control Switch -- Two Speed

Connector Part Information |

• | 12047662

• | 2 Way F, Metri-Pack 150 Series, Sealed (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | GRY/BLK | 1467 | Two Speed Rear Axle Shift Motor Relay Control
B | BLK | 250 | Ground

#### Rear Axle Shift Motor -- Two Speed

Connector Part Information |

• | 12020737

• | 3 Way M Weather Pack Tower Type (BRN)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
A | LT BLU | 1469 | Two Speed Rear Axle Shift Motor Supply Voltage
B | BLK | 450 | Ground
C | LT GRN | 1468 | Two Speed Rear Axle Shift Motor Ground

#### Rear Axle Shift Relay -- Two Speed

Connector Part Information |

• | 12110539

• | 5 Way F Metri-Pack 280 Series (BLK)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
30 | BRN | 241 | Ignition 3 Voltage
85 | BRN | 241 | Ignition 3 Voltage
86 | GRY/BLK | 1467 | Two Speed Rear Axle Shift Motor Relay Control
87 | LT BLU | 1469 | Two Speed Rear Axle Shift Motor Supply Voltage
87A | LT GRN | 1468 | Two Speed Rear Axle Shift Motor Ground