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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 86 (Wiring Systems - Testing, Diagnosis & Repair) >> Schematic and Routing Diagrams >> Harness Routing Views

Harness Routing Views

WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Forward Lamp Harness
GM1665110Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood C3
2 S112
3 C145
4 C141
5 C143
6 G101
7 Cooling Fan - Left Connector
8 Cooling Fan - Right Connector
9 G100
10 C142
11 C144
12 C146
13 S124
14 C120
Fig 2: Identifying Front Of Engine (L26)
GM1456719Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Fuse Block - Underhood C1
2 C110
3 S109
4 C126
5 S102
6 Throttle Actuator Control (TAC) Module Connector
7 S101
8 C101
9 Electronic Brake Control Module (EBCM) Connector
10 S117 (NU3)
11 Powertrain Control Module (PCM) C2 Connector
12 Powertrain Control Module (PCM) C3 Connector
13 Powertrain Control Module (PCM) C1 Connector
14 C100
15 Wheel Speed Sensor (WSS) - LF Connector
16 S114 (NU3)
17 G115 (NU3)
18 G115 (JL9)
19 Wheel Speed Sensor (WSS) - RF Connector
20 C104
Fig 3: Identifying Rear Of Engine (L26)
GM1456723Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C101
2 Evaporative Emission (EVAP) Canister Purge Solenoid
3 Fuse Block - Underhood C1
4 C104
5 Wheel Speed Sensor (WSS) - RF Connector
6 Engine Oil Pressure (EOP) Sensor Connector
7 Heated Oxygen Sensor (HO2S) Connector
8 Wheel Speed Sensor (WSS) - LF Connector
9 C100
10 S113 (NU3)
11 Electronic Brake Control Module (EBCM) Connector
Fig 4: Identifying Front Of Engine (LY7)
GM1517337Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C107
2 S121
3 S120
4 S110
5 S119
6 C109
7 S103
8 S131
9 S133
10 G131
11 Engine Coolant Temperature (ECT) Sensor
12 Starter Solenoid
13 Starter
14 Engine Oil Pressure (EOP) Sensor
Fig 5: Identifying Rear Cyliner Head (LY7)
GM1517690Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Cylinder Block
2 Throttle Actuator Control (TAC) Module Connector
3 S108
4 Engine Control Module (ECM) C1 Connector
5 C107
6 G115
7 S131
8 S130
9 G130
Fig 6: Identifying Body Harness - Front
GM1662963Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C356
2 C241
3 C240
4 C355
5 C208
6 Body Control Module (BCM) C2
7 S303
8 C301
9 G301
10 S350
11 C311
12 C313
13 G302
14 C302
15 Fuse Block - I/P C2
16 C200
17 C278
18 S300
19 Inflatable Restraint Sensing and Diagnostic Module (SDM)
20 S406
Fig 7: Identifying Body Harness - Rear
GM1456698Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C402
2 C450
3 C390
4 S360
5 S361
6 Rear Object Sensor Control Module Connector (UD7)
7 C401
8 C406
9 Evaporative Emission (EVAP) Canister Vent Solenoid Valve
10 Rear Floor Pan
11 C405
12 S420
13 S407
14 C400
Fig 8: Identifying Console Harness
GM1456699Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Auxiliary Power Outlet
2 C240
Fig 9: Identifying Steering Column Components
GM1456738Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Steering Angle Sensor
2 C201
3 A/T Shiftlock Solenoid Connector
4 Horn Switch Connector
5 C277
6 Steering Wheel Controls
7 Multifunction Accessory Switch
8 Body Control Module (BCM) Connector
Fig 10: Identifying Headliner Harness (CF5)
GM1456725Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C390
2 Dome/Reading Lamp - Left Connector
3 Headliner
4 C317
5 Inside Rearview Mirror (ISRVM) Connector
6 Reading Lamp Overhead Console
7 C318
8 C398
9 S394
10 S393
11 S398
Fig 11: Identifying Driver Door Frame & Trim Harnesses
GM1456717Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Frame
2 Door Trim Panel
3 Door Latch Connector
4 S502
5 S501
6 C501
7 C260
8 S500
Fig 12: Identifying Passenger Door Frame & Trim Harnesses
GM1456714Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Trim Panel
2 Door Frame
3 S604
4 C261
5 C601
6 S605
7 Door Latch Connector
Fig 13: Identifying Driver Seat Harnesses
GM1456692Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Seat Belt Pretensioner - Left
2 Lumbar Motor
3 S330
4 Lumbar Adjuster Switch - Driver
5 Seat Adjuster Switch - Driver
6 S331
7 Heated Seat Relay
8 C311
9 C316
10 Seat Adjuster Motor Assembly Connector
Fig 14: Identifying Passenger Seat Harnesses
GM1456695Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 C313
2 Inflatable Restraint Passenger Presence System (PPS) Module
3 S333
Fig 15: Identifying LR Door Harness
GM1456707Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Window/Door Lock Switch Connector
2 Door Frame
3 Door Lock Actuator
4 Door Trim Panel
5 Window Motor Connector
6 C355
Fig 16: Identifying RR Door Harness
GM1456710Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Door Frame
2 Window/Door Lock Switch Connector
3 C356
4 Window Motor
5 Door Trim Panel
6 Door Latch Assembly Connector
Fig 17: Identifying Object Sensor & License Lamp Harnesses
GM1456735Courtesy of GENERAL MOTORS CORP.
Callout Component Name
1 Rear Fascia
2 C450
3 S450
4 S451
5 S401
6 S402
7 C406