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Home >> Chevrolet >> 2008 >> Uplander Base, 3.9 1 >> Repair and Diagnosis >> Quick Lookups >> Electrical Component Locations >> Wiring Systems And Power Management - Component Views & Component Connector End Views >> Component Connector End Views >> Body Control Module (BCM) X1

Body Control Module (BCM) X1

Fig 1: Body Control Module (BCM) X1 Connector End View
GM1243543Courtesy of GENERAL MOTORS CORP.
Body Control Module (BCM) X1

Pin Wire Circuit Function
1 0.35 TN 860 Front Windshield Wiper Switch High Signal
2 0.35 WH 1459 Security System Sensor Supply Voltage
3 0.35 PK 1439 Ignition Voltage
4 0.35 TN 28 Horn Relay Control
5 0.35 OG 300 Run Relay Control
6 0.35 TN 707 RAP Relay Coil Control
7 0.35 TN/WH 1969 Headlamp High Beam Relay Control
8 - - Not Used
9 0.35 PK/WH 1970 Headlamp Low Beam Relay Control
10 0.35 WH 1080 Park Lamp Relay Control
11 0.35 YE 749 Security Indicator Control
12 0.35 GY 91 Windshield Wiper Switch Signal 2
13 0.35 YE 196 Windshield Wiper Motor Park Switch Signal
14 0.35 TN 1835 Low Reference
15 0.35 L-GN/BK 1137 DRL Ambient Light Sensor Signal
16 0.35 YE 5066 Brake Pedal Position Sensor Signal
17 0.8 BK/WH 1651 Ground
18 - - Not Used
19 0.5 BK 151 Ground
20 0.8 BK/WH 1651 Ground
21 0.35 YE 5 Crank Voltage
22 0.35 PK 1239 Ignition Voltage
23 0.35 BN 1141 Ignition Voltage
24 - - Not Used
25 0.35 WH/BK 644 12-Volt Reference
26 0.35 PK/BK 109 Hood Ajar Switch Signal
27 0.35 OG 5688 10-Volt Reference
28 0.35 GY/BK 5689 Low Reference
29 0.35 BN/WH 230 Low Reference
30 0.35 PK 1444 Instrument Panel Dimming Control
31 0.35 OG/WH 812 Instrument Panel Dimming Voltage
32 - - Not Used
33 0.5 BN 5077 Low Reference
34 0.35 BN/WH 1571 Traction Control Switch Signal
35 0.35 GY/BK 1598 Courtesy Lamps Switch Off Signal
36 0.35 PK/BK 1597 Courtesy Lamps Switch On Signal
37 0.35 TN/WH 1455 Keyless Entry Signal
38 0.35 L-GN 1037 Class 2 Serial Data
39 0.5 L-GN 526 Stop Lamp Supply Voltage
40 0.35 L-GN 80 Key In Ignition Switch Signal
41 0.5 L-BU/WH 1314 Left Front Turn Signal Lamp Supply Voltage
42 0.5 D-BU/WH 1315 Right Front Turn Signal Lamp Supply Voltage
43 0.8 GY/BK 690 Courtesy Lamp High Control
44 0.8 OG 1732 Inadvertent Power Courtesy Lamp
45 - - Not Used
46 0.8 RD/WH 340 Battery Positive Voltage
47 0.5 OG 228 Windshield Washer Pump Control
48 0.8 GY 8 Instrument Panel Lamp Supply Voltage
49 0.35 D-GN/WH 1135 A/T Shift Lock Control Solenoid Control (-AQW)
0.5 GN/WH 1135 A/T Shift Lock Control Solenoid Control (AQW)
50 0.8 RD/WH 240 Battery Positive Voltage
51 0.8 RD/WH 2440 Battery Positive Voltage
52 0.8 RD/WH 1240 Battery Positive Voltage
Connector Part Information 
  • OEM: 776932-1
  • Service: Not Serviced
  • Description: 52-Way F AMP Hybrid (BK)
Terminal Part Information 
  • Pins: 1-40
  • Terminal: 638551-1/Tray 16
  • Core/Insulation Crimp: Pins: 1-16, 21-31, 34-38, 40: J/J
  • Core/Insulation Crimp: Pins: 17-20, 33, 39: K/K
  • Release Tool/Test Probe: 15315247/J-35616-64A
  • Pins: 41-52
  • Terminal: 1326030-6/Tray 17
  • Core/Insulation Crimp: Pins: 41, 42, 47: E/2
  • Core/Insulation Crimp: Pins: 43-46, 48-52: E/C
  • Release Tool/Test Probe: 12094429/J-35616-4A
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