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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 956 (Wiring Systems And Power Management - Diagnostic Starting Point And In-Line Harness Connector End Views) >> Inline Harness Connector End Views >> X123 Engine Chassis Harness to Instrument Panel Harness (PTO)

X123 Engine Chassis Harness to Instrument Panel Harness (PTO)

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
X123 Engine Chassis Harness to Instrument Panel Harness (PTO) Connector End Views

GM831375Courtesy of GENERAL MOTORS CORP.
GM1394019Courtesy of GENERAL MOTORS CORP.
X123 Engine Chassis Harness to Instrument Panel Harness (PTO) Connector Parts Information

Connector Part Information 
  • OEM:15373535
  • Service: 15373535
  • Description: 12-Way F GT 150 280 Sealed (BK)
 Connector Part Information 
  • OEM: 15373546
  • Service: See Catalog
  • Description: 12-Way M GT 150 280 Sealed (BK)
Terminal Part Information 
  • Pin: A
  • Terminal/Tray: 15304720/19
  • Core/Insulation Crimp: 4/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
  • Pins: B, D-E, H, J-L
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: E/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
  • Pin: C
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: 2/A
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)
  • Pin: F
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: E/5
  • Release Tool/Test Probe: 15315247/J-35616-4A (PU)
 Terminal Part Information 
  • Pins: A
  • Terminal/Tray: 15304731/19
  • Core/Insulation Crimp: C/5
  • Release Tool/Test Probe: 15315247/J-35616-5 (PU)
  • Pins: B-E, H, J-L
  • Terminal/Tray: 15326269/19
  • Core/Insulation Crimp: E/4
  • Release Tool/Test Probe: 15315247/J-35616-3 (GY)
  • Pin: F
  • Terminal/Tray: 15304731/19
  • Core/Insulation Crimp: E/5
  • Release Tool/Test Probe: 15315247/J-35616-5 (PU)
X123 Engine Chassis Harness to Instrument Panel Harness (PTO) Connector Terminal Identification

Pin Wire Color Circuit No. Function Pin Wire Color Circuit No. Function
A 2 RD/WH 4540 Battery Positive Voltage A 0.8 RD/WH 4540 Battery Positive Voltage
B 0.35 L-BU 5986 Serial Data Communication Enable B 0.35 L-BU 5986 Serial Data Communication Enable
C 0.8 PK 239 Ignition 1 Voltage C 0.8 PK 239 Ignition 1 Voltage
D 0.35 GY/BK 6086 Power Take Off Switch Indicator Control D 0.35 GY/BK 6086 Power Take Off Switch Indicator Control
E 0.35 PU 974 Low Reference E 0.35 PU 974 Low Reference
F 0.5 RD/WH 2640 Battery Positive Voltage F 0.5 RD/WH 2640 Battery Positive Voltage
G - - Not Used G - - Not Used
H 0.35 TN 973 Mode Select C H 0.35 TN 973 Mode Select C
J 0.35 D-GN/WH 972 Mode Select B J 0.35 D-GN/WH 972 Mode Select B
K 0.35 BN 971 Mode Select A K 0.35 BN 971 Mode Select A
L 0.35 YE 970 5-Volt Reference L 0.35 YE 970 5-Volt Reference
M - - Not Used M - - Not Used
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