ANTI-LOCK BRAKES – GMC Cab & Chassis C2500 1994 – SYSTEM WIRING DIAGRAMS

ANTI-LOCK BRAKES

All-Wheel ABS Wiring Diagram, with DRL for GMC Cab & Chassis C2500 1994

List of elements for All-Wheel ABS Wiring Diagram, with DRL for GMC Cab & Chassis C2500 1994:

• (on master brake
• Abs ind
• Anti- lock ind
• Anti-lock module (4wal) (left front of cowl on brake master cylinder)
• Batt
• Brake fuse 15a
• Brake ind
• Brake pressure
• Brake sw
• Brake warn ind
• Bround
• C10
• Cruise control system
• Cylinder)
• Data link connector (under left side of i/p)
• Daytime running lights module (under left side of i/p)
• Diode (behind left side of i/p)
• Dlc
• Ecm-ign fuse 10a
• Fuse block
• G117 (right rear of engine)
• Gages fuse 20a
• Ground
• Hot at all times
• Hot in run
• Hot in start or run
• Ign feed
• Ignition switch
• Instrument cluster
• Left fnt sens hi
• Left fnt sens lo
• Left front wheel sensor
• Park brake switch (on park brake assembly)
• Red
• Right front wheel sensor
• Rt fnt sens hi
• Rt fnt sens lo
• Tan
• Tcc brake switch (on brake pedal support arm)
• Vehicle speed sensor buffer (behind instrument panel on right side of steering column)
• Vss buffer input
• Warning lamp warning

All-Wheel ABS Wiring Diagram, without DRL for GMC Cab & Chassis C2500 1994

List of elements for All-Wheel ABS Wiring Diagram, without DRL for GMC Cab & Chassis C2500 1994:

• (on master brake
• Abs ind
• Anti- lock ind
• Anti-lock module (4wal) (left front of cowl on brake master cylinder)
• Batt
• Brake fuse 15a
• Brake ind
• Brake pressure
• Brake sw
• Brake warn ind
• Bround
• C10
• Cruise control system
• Cylinder)
• Data link connector (under left side of i/p)
• Diode (left side cowl)
• Dlc
• Ecm-ign fuse 10a
• Fuse block
• G117 (right rear of engine)
• Gages fuse 20a
• Ground
• Hot at all times
• Hot in run
• Hot in start or run
• Ign feed
• Instrument cluster
• Left fnt sens hi
• Left fnt sens lo
• Left front wheel sensor
• Park brake switch (on park brake assembly)
• Red
• Right front wheel sensor
• Rt fnt sens hi
• Rt fnt sens lo
• Tan
• Tcc brake switch (on brake pedal support arm)
• Trunk, tailgate system (liftgate window release relay)
• Vehicle speed sensor buffer (behind instrument panel on right side of steering column)
• Vss buffer input
• Warning lamp warning

Rear ABS Wiring Diagram, with DRL for GMC Cab & Chassis C2500 1994

List of elements for Rear ABS Wiring Diagram, with DRL for GMC Cab & Chassis C2500 1994:

• 12v batt
• 12v ign
• Anti-lock brake valve (left side of engine compartment)
• Brake fuse 15a
• Brake ind
• Brake pressure warning switch (below master cylinder)
• Brake sw
• C10
• Data link connector (under left side of i/p)
• Daytime running lamps module (under left side of i/p)
• Diode
• Diode module (under left side of i/p)
• Dump sol
• E13
• Ecm-ign fuse 10a
• Fuse block
• G106 (rear of right cylinder head)
• Gages fuse 20a
• Gnd
• Hot at all times
• Hot in run
• Hot in run, bulb test or start
• Hot in start or run
• Ignition switch
• Instrument cluster
• Instrument cluster (4wd ind)
• Iso sol
• Isolation sol
• Park brake warning switch (under left side of i/p)
• Powertrain control module (pcm) (under right end of instrument panel)
• Rear wheel anti-lock (rwal) module (left rear of engine (compartment)
• Reset
• Sol return
• Spd sig input
• Stop fuse 15a
• Tcc/stop lamp switch (top of brake pedal)
• Vehicle speed sensor buffer (behind i/p on right side of steering column)
• Vlv reset
• Warning lp

Rear ABS Wiring Diagram, without DRL for GMC Cab & Chassis C2500 1994

List of elements for Rear ABS Wiring Diagram, without DRL for GMC Cab & Chassis C2500 1994:

• (left side of engine compartment)
• 12v batt
• 12v ign
• Anti-lock brake valve
• Brake fuse 15a
• Brake ind
• Brake pressure warning switch (below master cylinder)
• Brake sw
• C10
• Data link connector (under left side of i/p)
• Diode (in diode module)
• Diode module (under left side of i/p)
• Dump sol
• E13
• Ecm-ign fuse 10a
• Fuse block
• G106 (rear of right cylinder head)
• Gages fuse 20a
• Gnd
• Hot at all times
• Hot in run
• Hot in run, bulb test or start
• Hot in start or run
• Instrument cluster
• Instrument cluster system (4wd ind)
• Iso sol
• Isolation sol
• Park brake warning switch (mounted on park brake)
• Powertrain control module (pcm) (under right ind of instrument panel)
• Rear wheel anti-lock (rwal) module (left rear of engine (compartment)
• Reset
• Sol return
• Spd sig input
• Stop fuse 15a
• Tcc/stop lamp switch (top of brake pedal)
• Trunk, tailgate system (endgate window release relay)
• Vehicle speed sensor buffer (behind i/p on right side of steering column)
• Vlv reset
• Warning lp