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Home >> Hummer >> 2005 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Quick Lookups >> Electrical Component Locations >> Wiring Systems (Component Locator) >> Component Locator >> Electrical Center Identification Views >> Junction Block - I/P Bottom View
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Junction Block - I/P Bottom View

Fig 1: Junction Block- I/P C1 - Bottom View
GM1156070Courtesy of GENERAL MOTORS CORP.
Junction Block - Wire Entry

Connector Part Information
  • 15401495
  • 48-Way M Metri-Pack 280 Series (BK)
Pin Wire Color Circuit No. Function
2A D-GN 117 Right Front Speaker Output (-)
D-GN 117 Right Front Speaker Output (-)
2B L-GN 200 Right Front Speaker Output (+)
L-GN 200 Right Front Speaker Output (+)
2C-2E - - Not Used
2F BK 1050 Ground
3A-3F - - Not Used
4A BK 1050 Ground
4B GY/BK 2337 Lower Right Air Temperature Sensor Signal
4C BN 718 Low Reference
4D RD 542 Battery Positive Voltage
4E PU 1838 Recirculation Door Position Signal
4F PU/WH 760 Blower Motor Speed Control
4G-4H - - Not Used
4J L-BU/BK 1688 5-Volt Reference
4K - - Not Used
4L YE 1791 Low Reference
4M - - Not Used
5A - - Not Used
5B L-GN 2275 Mode Door Position Signal
5C TN 2273 Mode Door Control
5D D-BU 1199 Left Air Temperature Door Control
5E L-BU 733 Left Air Temperature Door Position Signal
5F - - Not Used
6A - - Not Used
6B BN 2409 Interior Park Lamps Supply Voltage
6C BK 1050 Ground
6D-6F - - Not Used
7A - - Not Used
7B TN 1047 PDM Class 2 Serial Data
7C OG 4240 Battery Positive Voltage
7D - - Not Used
7E OG 1340 Battery Positive Voltage
7F - - Not Used
8A WH/BK 2339 Lower Left Air Temperature Sensor Signal
8B - - Not Used
8C BN 341 Ignition 3 Voltage
8D D-BU 1646 Right Air Temperature Door Position Signal
8E WH/BK 1236 Right Air Temperature Door Control
8F D-GN 1614 Recirculation Door Control
Junction Block - I/P C2

GM366024Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193930
  • 6-Way F Metri-Pack 280 Series Flexlock (BK)
Pin Wire Color Circuit No. Function
A D-GN 117 Right Front Speaker Output (-)
B L-GN 200 Right Front Speaker Output (+)
C-E - - Not Used
F BK 1050 Ground
Junction Block - I/P C4

GM655757Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12194037
  • 12-Way F Metri-Pack 280 Series Flexlock (BN)
Pin Wire Color Circuit No. Function
A BK 1050 Ground
B GY/BK 2337 Lower Right Air Temperature Sensor Signal
C BN 718 Low Reference
BN 718 Low Reference
D RD 542 Battery Positive Voltage
E PU 1838 Recirculation Door Position Signal
F PU/WH 760 Blower Motor Speed Control
G - - Not Used
H L-BU/BK 1688 5-Volt Reference
L-BU/BK 1688 5-Volt Reference
J L-BU/BK 1688 5-Volt Reference
L-BU/BK 1688 5-Volt Reference
K - - Not Used
L YE 1791 Low Reference
YE 1791 Low Reference
M YE 1791 Low Reference
YE 1791 Low Reference
Junction Block - I/P C5

GM366012Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193924
  • 6-Way F Metri-Pack 280 Series Flexlock (BN)
Pin Wire Color Circuit No. Function
A - - Not Used
B L-GN 2275 Mode Door Position Signal
C TN 2273 Mode Door Control
D D-BU 1199 Left Air Temperature Door Control
E L-BU 733 Left Air Temperature Door Position Signal
F - - Not Used
Junction Block - I/P C6

GM655740Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193929
  • 6-Way F Metri-Pack 280 Series Flexlock (L-GN)
Pin Wire Color Circuit No. Function
A - - Not Used
B BN 2409 Interior Park Lamps Supply Voltage
C BK 1050 Ground
D-F - - Not Used
Junction Block - I/P C7

GM366003Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193922
  • 6-Way F Metri-Pack 280 Series Flexlock (CM)
Pin Wire Color Circuit No. Function
A - - Not Used
B TN 1047 PDM Class 2 Serial Data
C OG 4240 Battery Positive Voltage
D - - Not Used
E OG 1340 Battery Positive Voltage
F - - Not Used
Junction Block - I/P C8

GM366015Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193928
  • 6-Way F Metri-Pack 280 Series Flexlock (GY)
Pin Wire Color Circuit No. Function
A WH/BK 2339 Lower Left Air Temperature Sensor Signal
B BN 341 Ignition 3 Voltage
BN 341 Ignition 3 Voltage
C BN 341 Ignition 3 Voltage
BN 341 Ignition 3 Voltage
D D-BU 1646 Right Air Temperature Door Position Signal
E WH/BK 1236 Right Air Temperature Door Control
F D-GN 1614 Recirculation Door Control
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