ANTI-LOCK BRAKES – GMC Sierra 1500 2014 – SYSTEM WIRING DIAGRAMS

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 2) for GMC Sierra 1500 2014

List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for GMC Sierra 1500 2014:

• (not used)
• Abs pump fuse 60a
• Abs vlv fuse 25a
• Batt positive volt
• Brake fluid level snsr sigl
• Brake pressure modulator
• Brake vacuum sensor signal
• Brake vacuum snsr 5 volt ref
• Brake vacuum snsr low ref
• Cmbd vhce in snsr sply volt
• Computer data lines system
• Computer datalines system
• Electronic brake control module (on left side of frame assembly)
• G121 (under vehicle at driver door on body mount frame post)
• G218 (left front dash defroster deflector)
• Gmlan +
• Gmlan -
• Gmlan serial data (+) (1)
• Gmlan serial data (+) (2)
• Gmlan serial data (-) (1)
• Gmlan serial data (-) (2)
• Gnd
• Hot at all times
• Instrument panel junction block
• J285
• Left front wheel speed sensor (on left front steering knuckle)
• Left rear wheel speed sensor (on left rear brake backing plate)
• Lf fnt whl spd snsr sply volt
• Lf front whl spd snsr sig
• Lf rr whl spd snsr sply volt lf rear wheel spd snsr sig
• Nca
• Rh fnt whl spd snsr sig
• Rh ft whl spd snsr sply volt
• Rh rr whl spd snsr sig
• Rh rr whl spd snsr sply volt
• Sens sply volt
• Serial data comm enable
• Steering angle sensor (on steering column)
• Underhood fuse block (left side of engine compt)
• Vehicle speed signal
• X185
• X201
• X225

Anti-lock Brakes Wiring Diagram (2 of 2) for GMC Sierra 1500 2014

List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for GMC Sierra 1500 2014:

• (left front dash defroster deflector) g218
• (or 5066)
• Abs ind
• Body control module (bcm) (lower left side of dash)
• Brake booster vacuum sensor (left rear of engine compt)
• Brake fluid level switch (on brake master cylinder reservoir)
• Brake ind
• Brake pedal position sensor (behind brake pedal assembly)
• Computer data lines system
• Driver information center display
• Engine control module (ecm) (left front of engine compt, near fan shroud)
• Esc ind
• Esc off ind
• G121 (under vehicle at driver door on body mount frame post)
• G218 (left front dash defroster deflector)
• Gmlan data(+)
• Gmlan data(-)
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• Hot w/ ignition main relay energized
• Instrument cluster
• Instrument panel junction block
• Instrument panel multi-function switch
• Ipc ign/ sdm ign fuse 10a
• J212
• J356
• Left instrument panel fuse block (lower left side of dash)
• Logic
• Nca
• Park brake switch (on park brake pedal assembly)
• Power distribution system
• Prk brk sw
• Right front wheel speed sensor (on right front steering knuckle)
• Right rear wheel speed sensor (on right rear brake backing plate)
• Snsr low ref
• Traction control off ind
• Traction control off switch
• Traction sw
• X115
• X119