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HOMESERVICE MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1981 (WIRING SYSTEMS AND POWER MANAGEMENT - INLINE HARNESS CONNECTOR END VIEWS - X276 THROUGH X902)INLINE HARNESS CONNECTOR END VIEWSX300 ENGINE HARNESS TO CHASSIS HARNESS (M99)
2006 Chevrolet Suburban C1500, 5.3 Z

X300 Engine Harness to Chassis Harness (M99)

2006 Chevrolet Suburban C1500, 5.3 ZSECTION X300 Engine Harness to Chassis Harness (M99)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
GM831375
GM1394019
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 15326939
  • Service Connector: 15326939
  • Description: 12-Way F GT 150 280 Series Sealed (BK)
 Connector Part Information
  • Harness Type: Chassis
  • OEM Connector: 15336034
  • Service Connector: 19168032
  • Description: 12-Way M GT 150/280 Series, Sealed (BK)
Terminal Part Information
  • Pins: A, F, M
  • Terminated Lead: Pins A - 13575406
  • Terminated Lead: Pins F, M - 13327132
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-4A (PU)
  • Terminal/Tray: 15304719/19
  • Core/Insulation Crimp: E/5
  • Pins: B-E, H-L
  • Terminated Lead: Pins B-D, H-K - 13327112
  • Terminated Lead: Pins E, L - 13575413
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-2A (GY)
  • Terminal/Tray: 12191819/8
  • Core/Insulation Crimp: Pins B-E, H, L - E/1
  • Core/Insulation Crimp: Pins J, K - 2/1
 Terminal Part Information
  • Pins: A, F, M
  • Terminated Lead: 13327134
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-5 (PU)
  • Terminal/Tray: 15304731/19
  • Core/Insulation Crimp: E/5
  • Pins: B-E, H-L
  • Terminated Lead: 13575397
  • Release Tool: J-38125-553
  • Diagnostic Test Probe: J-35616-3 (GY)
  • Terminal/Tray: 15326269/19
  • Core/Insulation Crimp: E/4
X300 Engine Harness to Chassis Harness (M99)

Pin Wire Circuit Function Pin Wire Circuit Function
A 0.35 PU 1589 Fuel Level Sensor Signal - Primary A 0.5 PU 1589 Fuel Level Sensor Signal - Primary
B 0.35 D-GN/WH 465 Fuel Pump Control Module Enable B 0.5 D-GN/WH 465 Fuel Pump Control Module Enable
C 0.35 GY 2709 5-Volt Reference C 0.5 GY 2709 5-Volt Reference
D 0.35 D-GN 890 Fuel Tank Pressure Sensor Signal D 0.5 D-GN 890 Fuel Tank Pressure Sensor Signal
E 0.5 D-BU 6105 High Speed GMLAN Serial Data (+) E 0.5 D-BU/WH 6105 High Speed GMLAN Serial Data (+)
F 0.5 WH 1310 EVAP Canister Vent Solenoid Control F 0.5 WH 1310 EVAP Canister Vent Solenoid Control
G - - Not Used G - - Not Used
H 0.35 TN/BK 6049 Low Reference H 0.5 TN/BK 6049 Low Reference
J 0.5 L-BU 6106 PTLAN - J 0.5 L-BU 6106 PTLAN -
K 0.5 D-BU 6105 PTLAN + K 0.5 D-BU 6105 PTLAN +
L 0.5 L-BU/WH 6311 Brake Pedal Switch Signal L 0.5 L-BU/WH 6311 Brake Pedal Switch Signal
M 0.5 L-BU 6106 High Speed GMLAN Serial Data (-) M 0.5 L-BU/WH 6106 High Speed GMLAN Serial Data (-)
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.