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Data Communication Schematics

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2010 GMC Yukon XL, 2010 GMC Yukon, 2010 Chevrolet Tahoe, 2010 Chevrolet Suburban, and 2010 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Low Speed Bus - JX200 - 1 of 3

GM2240709

Courtesy of GENERAL MOTORS CORP.

Fig 2: Low Speed Bus - JX200 - 2 of 3

GM2240710

Courtesy of GENERAL MOTORS CORP.

Fig 3: Low Speed Bus - JX200 - 3 of 3 and JX300

GM2240711

Courtesy of GENERAL MOTORS CORP.

Fig 4: High Speed Bus - 1 of 2

GM2240713

Courtesy of GENERAL MOTORS CORP.

Fig 5: High Speed Bus - 2 of 2

GM2240714

Courtesy of GENERAL MOTORS CORP.

Fig 6: Local Interconnect Network Bus

GM2240722

Courtesy of GENERAL MOTORS CORP.

Fig 7: Serial Data Communication Enable and Wake-up Circuits

GM2240715

Courtesy of GENERAL MOTORS CORP.

Fig 8: High Speed Bus - 1 of 2 (HP2)

GM2240716

Courtesy of GENERAL MOTORS CORP.

Fig 9: High Speed Bus - 2 of 2 (HP2)

GM2262146

Courtesy of GENERAL MOTORS CORP.

Fig 10: Powertrain Expansion Bus (HP2)

GM2240718

Courtesy of GENERAL MOTORS CORP.

Fig 11: Serial Data Gateway (SDG) Module (HP2)

GM2240719

Courtesy of GENERAL MOTORS CORP.