Brake Warning System Schematics. GMC Truck Yukon XL

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2004 🢒 Yukon XL - 4WD 🢒 Brakes 🢒 Hydraulic Brakes 🢒 Brake Warning System Schematics

Figure 1:	Serial Data and Park Brake Signal Master Electrical Component List Hydraulic Brake System Description and Operation Pressure Level Switches SP205 - 1 of 2 Pressure Level Switches
Figure 2:	Fluid Switches Master Electrical Component List Hydraulic Brake System Description and Operation Supplemental Brake Assist Serial Data and Park Brake Signal Serial Data and Park Brake Signal G104, G107 G104, G107 G104, G107 G104, G107
Figure 3:	Supplemental Brake Assist Master Electrical Component List Brake Assist System Description and Operation Hydraulic Assist Pressure Level Switches IGN 1 Relay Bus Bar, SEO B2, B/U LP, BTSI, TRL B/U Fuses SBA, ETC/ECM, PCM 1 Fuses SBA, ETC/ECM, PCM 1 Fuses Vehicle Speed and Speedometer G203 - 1 of 3 G203 - 1 of 3 G200 - 1 of 3 G200 - 1 of 3 G203 - 1 of 3 G200 - 1 of 3