TRANSMISSION – Buick Enclave CXL 2009 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

A/T Wiring Diagram (1 of 2) for Buick Enclave CXL 2009

List of elements for A/T Wiring Diagram (1 of 2) for Buick Enclave CXL 2009:

• (pc) solenoid valve 1
• (pc) solenoid valve 2
• (pc) solenoid valve 3
• (pc) solenoid valve 4
• (pc) solenoid valve 5
• 12 volt ref
• Atf temperature sensor
• Automatic transmission
• Automatic transmission fluid temperature (tft) sensor
• Battery positive voltage
• Body control module (bcm) (under left side of dash)
• Computer data lines system
• Control solenoid valve assembly
• G110 (right front of engine,mounted to cylinder head)
• G302 (near base of right "b" pillar)
• Gmlan serial data bus +
• Gmlan serial data bus -
• Gmlan serial data bus+
• Gmlan serial data bus-
• Ground
• Hot at all times
• Hot w/ ign relay energized
• I/p multi-function switch
• Ign
• Ignition voltage
• J377
• Pc/tcc solenoid valve
• Pnk
• Pressure control (pc) solenoid valve 1
• Pressure control (pc) solenoid valve 2
• Pressure control (pc) solenoid valve 3
• Pressure control (pc) solenoid valve 4
• Pressure control (pc) solenoid valve 5
• Shift solenoid (ss) valve 1
• Shift solenoid (ss) valve 2
• Tan
• Tap up/tap down sw sig
• Tcm fuse 15a
• Torque converter clutch (tcc) pressure control (pc) solenoid valve
• Tow/haul sw sig
• Tow/haul switch
• Trans fuse 10a
• Transmission control module (tcm)
• Underhood fuse block (above right front wheelwell)

A/T Wiring Diagram (2 of 2) for Buick Enclave CXL 2009

List of elements for A/T Wiring Diagram (2 of 2) for Buick Enclave CXL 2009:

• (in instrument panel harness, near x211) j273
• (in steering column harness, near base of steering column) j293
• Automatic transmission
• Automatic transmission fluid pressure manual valve position switch
• Automatic transmission input shaft speed (iss) sensor
• Automatic transmission internal mode switch (ims)
• Automatic transmission manual shift switch
• Automatic transmission output shaft speed (oss) sensor
• Automatic transmission shift lever
• Computer data lines system
• Control solenoid valve assembly
• Cruise control system
• Driver information center (dic) display
• Engine control module (ecm) (left side of engine)
• Gmlan serial data
• Gmlan serial data bus+
• Gmlan serial data bus-
• Instrument panel cluster (ipc)
• Iss high signal
• Iss low signal
• Logic
• Low ref
• Oss high signal
• Oss low signal
• Park/ neutral sig
• Pnk
• Prndl
• Red
• Sound systems
• Tan
• Tow/haul ind
• Transmission control module (tcm)
• Transmission range switch sig a
• Transmission range switch sig b
• Transmission range switch sig c
• Transmission range switch sig p

Rear Differential Lock Wiring Diagram for Buick Enclave CXL 2009

List of elements for Rear Differential Lock Wiring Diagram for Buick Enclave CXL 2009:

• (near base of left "d" pillar) g401
• Awd fuse 15a
• Case actuator hi
• Case actuator low
• Case fluid temp
• Communication enable
• Computer data lines system
• Driver information center (dic) display
• Gmlan data bus+
• Gmlan data bus-
• Ground
• Hot at all times
• Instrument panel cluster (ipc)
• Logic
• Low reference
• Rear differential clutch control module (at rear differential)
• Rear wheel drive module clutch (at rear differential)
• Serial data
• Tan
• Underhood fuse block (above right front wheelwell)