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Home >> GMC >> 2005 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> Steering >> Electronic Steering >> Rear Wheel Steering System >> Component Locator >> Rear Wheel Steering Connector End Views

Rear Wheel Steering Connector End Views

Rear Wheel Steering Mode Select Switch

GM62435Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12047531
  • 10-Way F Micro-Pack 100 Series (BK)
Pin Wire Color Circuit No. Function
1 - - Not Used
2 OG 2538 4-Wheel Steer Tow Mode Indicator Control
3 L-BU 2568 2-Wheel Steer Mode Indicator Control
4 TN 2569 4-Wheel Steer Mode Indicator Control
5 BN/WH 230 Instrument Panel Lamps Dimming Control
6 BK 1050 Ground
7 - - Not Used
8 PU/WH 1382 LED Dimming Supply
9 D-GN/WH 2891 Rear Wheel Steering Mode Select Switch Signal
10 D-BU 2544 5-Volt Reference
Rear Wheel Steering Control Module - C1

GM261930Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12191065
  • 16-Way F Micro-Pack 100 Series (BU)
Pin Wire Color Circuit No. Function
1 YE 2556 Rear Wheel Steering Motor Actuator Hall A Signal
2 BN 2557 Rear Wheel Steering Motor Actuator Hall B Signal
3 BK 2559 Ground
4 D-BU 2564 Rear Wheel Position Sensor Position 2 Signal
5 RD 1444 12-Volt Reference
6 GY 2566 Rear Wheel Steering Motor Shorting Relay Ground
7-8 - - Not Used
9 L-BU 2558 Rear Wheel Steering Motor Actuator Hall C Signal
10 OG 2565 Rear Wheel Steering Motor Shorting Relay Voltage
11 TN 2560 Rear position Sensor Ground
12 D-GN 2563 Rear Wheel Position Sensor Position 1 Signal
13 WH 605 5-Volt Reference
14-16 - - Not Used
Rear Wheel Steering Control Module - C2

GM784743Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15355393
  • 3-Way F Mini-Fit Jr (BK)
Pin Wire Color Circuit No. Function
A RD 2545 Rear Wheel Steering Motor Actuator Phase A Control
B D-BU 2546 Rear Wheel Steering Motor Actuator Phase B Control
C OG 2547 Rear Wheel Steering Motor Actuator Phase C Control
Rear Wheel Steering Control Module - C3

GM814661Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15355404
  • 2-Way F Maxi 800 Series Sealed (BK)
Pin Wire Color Circuit No. Function
A BK 1750 Ground
B RD 1042 Battery Positive Voltage
Rear Wheel Steering Module - C4

GM39784Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12129225
  • 24-Way F Micro-Pack 100 Series Sealed (GY)
Pin Wire Color Circuit No. Function
1 L-GN 1763 Steering Wheel Position Sensor Phase A Signal
2 L-BU 1764 Steering Wheel Position Sensor Phase B Signal
3 - - Not Used
4 D-BU 2544 5-Volt Reference
5 - - Not Used
6 D-GN/WH 817 Vehicle Speed Signal
7 BN 541 Ignition 3 Voltage
8 - - Not Used
9 D-GN/WH 2891 Rear Wheel Steering Mode Select Switch Signal
10-12 - - Not Used
13 WH 1765 Steering Wheel Position Marker Pulse Signal
14-15 - - Not Used
16 L-BU 2568 2-Wheel Steer Mode Indicator Control
17 TN 2569 4-Wheel Steer Mode Indicator Control
18 - - Not Used
19 OG 2538 4-Wheel Steer Tow Mode Indicator Supply Voltage
20-22 - - Not Used
23 ORN 2640 Battery Positive Voltage
24 GY 2567 Class 2 Serial Data
Rear Wheel Position Sensor

GM646430Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 15326815
  • 4-Way F GT 15 Series Sealed 4.0 (BK)
Pin Wire Color Circuit No. Function
A WH 605 5-Volt Reference
B D-GN 2563 Rear Wheel Position Sensor Position 1 Signal
C TN 2560 Rear Position Sensor Ground
D D-BU 2564 Rear Wheel Position Sensor Position 2 Signal
Steering Wheel Speed/Position Sensor

GM280793Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12052444
  • 8-Way F Micro-Pack 100 Series (BK)
Pin Wire Color Circuit No. Function
1 GY 1056 5-Volt Reference Voltage
2 BK 1835 Low Reference
3 L-GN 1763 Steering Wheel Position Sensor Phase A Signal
4 L-BU 1764 Steering Wheel Position Sensor Phase B Signal
5 WH 1765 Steering Wheel Position Marker Pulse Signal
6 L-BU 1059 Steering Wheel Position Sensor Signal
7 BN 41 Ignition 3 Voltage
8 BK 1851 Ground
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