Buick LaCrosse I (2004-2009) pcm class 2 serial data Wiring diagrams
This page contains all the electrical diagrams for the component. pcm class 2 serial data, in which he is found in the car Buick LaCrosse I (2004-2009). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..
Wiring diagram pcm class 2 serial data (1 of 3)
AUTOMATIC TRANSMISSION
BACKUP LAMP SPLY VOLT
BATTERY VOLT
BCM CLASS 2 SERIAL DATA
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (BELOW LEFT SIDE OF DASH, LEFT OF STEERING COLUMN)
CHMSL/ BKUP FUSE
COMPUTER DATA LINES SYSTEM
DK GRN WIRE
HOT AT ALL TIMES
I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH)
LEFT BACK-UP LAMP
LT GRN WIRE
ORG/ WIRE
PCM CLASS 2 SERIAL DATA
POWERTRAIN CONTROL MODULE (PCM)
RED WIRE
RIGHT BACK-UP LAMP
SPLICE PACK
TR SW A
TR SW B
TRANSMISSION INTERNAL MODE SWITCH (IMS)
WHT WIRE
YEL WIRE
Go to component -> 3.8l vin 2, backup lamps circuit -> PCM CLASS 2 SERIAL DATA
Wiring diagram pcm class 2 serial data (2 of 3)
3.6L
3.8L
BATT +
BATTERY
BATTERY CURRENT SENSOR
BLK WIRE
BLK/WHT WIRE
BRN WIRE
CHARGE INDICATOR
CLSTR FUSE
COMPUTER DATA LINES SYSTEM
CURRENT SENSOR LOW REF
CURRENT SENSOR SIG
DK GRN WIRE
ECM CLASS 2 SERIAL DATA
ENGINE CONTROL MODULE (ECM) (TOP OF ENGINE)
FUSIBLE LINK (8 GA-
GENERATOR
GENERATOR FIELD DUTY CYCLE SIG
GENERATOR TURN ON SIG
GROUND
GRY WIRE
HOT AT ALL TIMES
I/P CLASS 2 SERIAL DATA
I/P DIMMING VOLTAGE REF
I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH)
INSTRUMENT PANEL CLUSTER (IPC)
LOGIC
ORG/ WIRE
PCM CLASS 2 SERIAL DATA
PCM/ECM CLASS 2 SERIAL DATA
POWER DISTRIBUTION SYSTEM
POWERTRAIN CONTROL MODULE (PCM)
RED (OR ORG) WIRE
RED WIRE
RED/WHT WIRE
SPLICE PACK
STARTER
WHT WIRE
Go to component -> Charging circuit -> PCM CLASS 2 SERIAL DATA
Wiring diagram pcm class 2 serial data (3 of 3)
ABS INDICATOR
ABS/TCS CLASS 2 SERIAL DATA
AIR BAG INDICATOR
BAT POS VOLTAGE BRAKE WARNING IND CTRL BCM CLASS 2 SERIAL DATA
BCM CLASS 2 SERIAL DATA
BLK WIRE
BLK/WHT WIRE
BRAKE FLUID LEVEL SWITCH (CENTER OF BRAKE FLUID RESERVOIR)
BRAKE INDICATOR
BRN/WHT WIRE
CHANGE OIL INDICATOR
CHARGING INDICATOR
CHECK GAS CAP INDICATOR
CLSTR FUSE
COMPUTER DATA LINES SYSTEM
CRUISE INDICATOR
DOOR AJAR INDICATOR
ENGINE CONTROLS SYSTEM
ENGINE COOLANT TEMPERATURE GAGE
ENGINE COOLANT TEMPERATURE INDICATOR
FUEL GAGE
GRY WIRE
HDLP SUGGEST INDICATOR
HIGH BEAM INDICATOR
HOT AT ALL TIMES
I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH)
IGN
IGN PCM CLASS 2 SERIAL DATA
IGN PCM/ECM CLASS 2 SERIAL DATA
INSTRUMENT PANEL CLUSTER (IPC)
IPC CLASS 2 SERIAL DATA PASS SEAT BELT IND
IPC/BCM CLASS 2 SERIAL DATA
KM/H INDICATOR
LEFT TURN INDICATOR
LOGIC
LOW COOLANT INDICATOR
LOW FUEL WARNING LAMP INDICATOR
LOW REF
LOW TIRE PRESSURE INDICATOR
LOW WASHER FLUID INDICATOR
MALFUNCTION INDICATOR LAMP (MIL)
MPH INDICATOR
ODO/TRIP
OIL LEVEL INDICATOR LAMP
ORG/ WIRE
ORG/BLK WIRE
P R N D 3 2 1
PARK BRAKE SWITCH (ON PARK BRAKE ASSEMBLY)
PCM CLASS 2 SERIAL DATA
PCM/ECM CLASS 2 SERIAL DATA
PCM/ECM CLASS 2 SERIAL DATA IGN
PPL
REAR HATCH AJAR INDICATOR
REDUCED ENGINE POWER INDICATOR
RIGHT TURN INDICATOR
SDM CLASS 2 SERIAL DATA
SEAT BELT INDICATOR
SECURITY INDICATOR
SERVICE VEHICLE SOON INDICATOR
SPEEDOMETER
SUPPLEMENTAL RESTRAINTS SYSTEM
TACHOMETER
TAN/WHT WIRE
TRACTION OFF INDICATOR
TURN AUDIBLE INDICATOR
WHT WIRE
Go to component -> Instrument cluster circuit, without message center (1 of 2) -> PCM CLASS 2 SERIAL DATA
