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Junction Block - I/P Bottom View: Notes

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

Connector Part Information
  • 15401495
  • 48-Way F Metri-Pack 280 Series (BK)
Pin Wire Color Circuit No. Function
2A D-GN 117 Right Front Speaker Output (-)
2B L-GN 200 Right Front Speaker Output (+)
2C-2E - - Not Used
2F BK 1050 Ground
3A-3F -   Not Used
4A BK 1050 Ground
4B OG 52 Blower Motor High Control (CJ3)
GY/BK 2337 Lower Right Air Temperature Sensor Signal (CJ2)
4C PU 73 Medium 3 Blower Motor Control (CJ3)
BN 718 Low Reference (CJ2)
4D RD 542 Battery Positive Voltage
4E TN 63 Auxiliary Blower Motor Medium 1 Control (CJ3)
PU 1838 Recirculation Door Position Signal (CJ2)
4F PU/WH 760 Auxiliary Front Blower Motor Switch Signal (CJ2)
4G YE 60 Blower Motor Low Control (CJ3)
4H - - Not Used
4J L-BU/BK 1688 5-Volt Reference
4K L-BU 72 Medium 2 Blower Motor Control (CJ3)
4L - - Not Used
4M YE 1791 Low Reference
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 OG 3840 Battery Positive Voltage
6B BN 2409 Interior Park Lamps Supply Voltage
6C BK 1050 Ground
6D D-BU 1353 RAP Supply Voltage
6E BN/WH 230 Instrument Panel Lamps Dimming Control
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 D-BU 2115 Right Turn Signal Lamps Supply Voltage
8A WH/BK 2339 Lower Left Air Temperature Sensor Signal (CJ2)
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

GM886362Courtesy 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 (-)
D-GN 117 Right Front Speaker Output (-) (UQ3)
B L-GN 200 Right Front Speaker Output (+)
L-GN 200 Right Front Speaker Output (+) (UQ3)
C-E - - Not Used
F BK 1050 Ground
BK 1050 Ground (w/o YE9)
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 (CJ2)
OG 52 Blower Motor High Control (CJ3)
C BN 718 Low Reference (CJ2)
BN 718 Low Reference - (CJ2)
PU 73 Medium 3 Blower Motor Control (CJ3)
D RD 542 Battery Positive Voltage
E PU 1838 Recirculation Door Position Signal (CJ2)
TN 63 Auxiliary Blower Motor Medium 1 Control (CJ3)
F PU/WH 760 Blower Motor Speed Control (CJ2)
G YE 60 Blower Motor Low Control (CJ3)
H L-BU/BK 1688 5-Volt Reference (CJ2)
L-BU/BK 1688 5-Volt Reference (CJ2)
J L-BU/BK 1688 5-Volt Reference (CJ2)
L-BU/BK 1688 5-Volt Reference (CJ2)
K - - Not Used
L YE 1791 Low Reference (CJ2)
YE 1791 Low Reference (CJ2)
M YE 1791 Low Reference (CJ2)
YE 1791 Low Reference (CJ2)
Junction Block - I/P - C5

GM886343Courtesy 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 (CJ2)
C TN 2273 Mode Door Control (CJ2)
D D-BU 1199 Left Air Temperature Door Control (CJ2)
E L-BU 733 Left Air Temperature Door Position Signal (CJ2)
F - - Not Used
Junction Block - I/P - C6 (CF5 and U01)

GM886360Courtesy 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 OG 3840 Battery Positive Voltage (CF5)
B BN 2409 Interior Park Lamps Supply Voltage (U01)
C BK 1050 Ground (CF5)
BK 1050 Ground (CF5)
BK 1050 Ground (NYS)
D D-BU 1353 RAP Supply Voltage (CF5)
E BN/WH 230 Instrument Panel Lamps Dimming Control (CF5)
F - - Not Used
Junction Block - I/P - C7

GM886342Courtesy 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 D-BU 2115 Right Turn Signal Lamps Supply Voltage
Junction Block - I/P - C8

GM886347Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 12193928
  • 6-Way F Metri-Pack 280 Series Flexlock (GRY)
Pin Wire Color Circuit No. Function
A WH/BK 2339 Lower Left Air Temperature Sensor Signal (CJ2)
B BN 341 Ignition 3 Voltage (CJ2)
BN 341 Ignition 3 Voltage (CJ2)
C BN 341 Ignition 3 Voltage (CJ2)
BN 341 Ignition 3 Voltage (CJ2)
D D-BU 1646 Right Air Temperature Door Position Signal (CJ2)
E WH/BK 1236 Right Air Temperature Door Control (CJ2)
F D-GN 1614 Recirculation Door Control (CJ2)
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