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Home >> Cadillac >> 2011 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1912 (Wiring Systems And Power Management - Component Connector End Views Part 4) >> Serial Data Gateway (SDG) Module X1 (HP2)
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Serial Data Gateway (SDG) Module X1 (HP2)

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Serial Data Gateway (SDG) Module X1 (HP2) Connector End View
GM1715223Courtesy of GENERAL MOTORS CORP.
Serial Data Gateway (SDG) Module X1 (HP2)

Pin Wire Circuit Function
1 0.5 D-BU 932 APM Wake-Up Signal
2 0.5 TN 968 Wake Up Signal
3-10 - - Not Used
11 0.5 L-BU 6106 PTLAN -
12 0.5 L-BU 6106 PTLAN -
13 0.5 D-BU 6105 PTLAN +
14 0.5 D-BU 6105 PTLAN +
15 0.5 TN 2501 High Speed GMLAN Serial Data Bus -
16 0.5 TN 2501 High Speed GMLAN Serial Data Bus -
17 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus +
18 0.5 TN/BK 2500 High Speed GMLAN Serial Data Bus +
19 0.35 D-GN 5060 Low Speed GMLAN Serial Data
20 - - Not Used
Connector Part Information 
  • OEM: 15489824
  • Service: See Catalog
  • Description: 20-Way F 0.64 Series (BK)
Terminal Part Information 
  • Terminal/Tray: SAITS-A03T-M064/14
  • Core/Insulation Crimp: P/P
  • Release Tool/Test Probe: J-38125-215A/J-35616-64B (L-BU)