TRANSMISSION – Buick Lucerne CXL 2006 – SYSTEM WIRING DIAGRAMS

TRANSMISSION

3.8L VIN K

3.8L VIN K, A/T Wiring Diagram for Buick Lucerne CXL 2006

List of elements for 3.8L VIN K, A/T Wiring Diagram for Buick Lucerne CXL 2006:

• (in engine harness, approximately 14 cm (6 in) from branch for throttle body assembly) s105
• (left rear of engine)
• (lower left rear of engine) g112
• (not used)
• 1-2 shift sol
• 1-2 shift solenoid valve
• 2-3 shift sol
• 2-3 shift solenoid valve
• 5 volt ref 2
• A/t fluid pressure manual valve position switch
• A/t fluid temperature sensor
• A/t input shaft speed sensor
• At iss sig high
• At iss sig low
• Automatic transmission
• Battery
• Code a
• Code b
• Code c
• Ecm ign 3 fuse 5 10a
• Ecm/ tcm fuse 28 15a
• Ect sensor sig
• Engine coolant temperature sensor
• Hot at all times
• Hot in run or start
• Hot w/ run crank relay energized
• Ignition 1
• Low ref
• Manifold absolute pressure sensor (on top front of engine)
• Map sensor sig
• Parity
• Pc sol high
• Pc sol low
• Pnk
• Powertrain control module (front left side of eng compartment, inside air cleaner housing)
• Pressure control solenoid valve
• Rear fuse block (below left side of rear seat)
• Red a
• Red s115
• Tan
• Tan b
• Tcc sol
• Tcc sw sig
• Tft sensor sig
• Torque converter clutch solenoid
• Tr sig a
• Tr sig b
• Tr sig c
• Tr sig p
• Trans ign 3 fuse 3 10a
• Transmission internal mode switch
• Underhood fuse block (on right front of engine compartment, forward of strut tower)
• Vehicle speed sensor (in transmission)
• Vss sig high
• Vss sig low

4.6L VIN Y

4.6L VIN Y, A/T Wiring Diagram for Buick Lucerne CXL 2006

List of elements for 4.6L VIN Y, A/T Wiring Diagram for Buick Lucerne CXL 2006:

• (approximately 41 cm (16 in) from underhood fuse block connector c3) s111
• (in engine harness,
• (on transmission) vehicle speed sensor
• (right of glove box) body control module
• Acc
• Approximately 13 cm (5 in) from breakout for c138)
• Automatic transmission
• Automatic transmission fluid temperature sensor
• Automatic transmission input shaft speed sensor
• Battery
• Computer data lines system
• Ecm/tcm fuse 28 15a
• Engine control module (left side of engine compartment)
• Exterior lights system
• G112 (lower left rear of engine)
• Gmlan serial data
• Ground
• Hot at all times
• Hot in run or start
• Ign 1
• Ign 3 voltage
• Ignition switch
• Iss high sig
• Iss low sig
• Lock
• Low ref
• Nca
• P/n
• P/n signal
• Pc sol hi ctrl
• Pc sol vlv ctrl
• Pnk
• Pressure control solenoid valve
• Rear fuse block (below left side of rear seat)
• Run
• S100 (in engine harness, approximately 80 cm (31 in) from underhood fuse block connector c3)
• S104
• S201
• Serial data
• Serial data bus+
• Serial data bus-
• Shift sol valve a
• Shift sol valve b
• Shift sol vlv a
• Shift sol vlv b
• Start
• Stop lamp sw sig
• Tan
• Tcc sol ctrl
• Tcc sol valve
• Tft sens sig
• Trans ign 3 fuse 6 10a
• Trans range a
• Trans range b
• Trans range c
• Trans range p
• Transmission control module (tcm)
• Transmission internal mode switch
• Underhood fuse block (on right front of engine compartment, forward of strut tower)
• Vss hi sig
• Vss low sig