Wiring Diagram Cluster

1987 Buick Century Transmission Wiring Diagram

Find transmission control module wiring, shift solenoid circuits, speed sensor paths, and torque converter clutch schematics.

Open Exact Vehicle Repair HubOpen Interactive Diagram BrowserBrowse All Wiring Diagrams

Matched Diagrams

39

Variant Used

Century Estate Wagon L4-151 2.5L VIN R TBI

Total Vehicle Diagrams

446

From Diagram To Fix

Use this wiring page as the jump point, not the dead end

Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.

Keep context

Vehicle Repair Hub

Step out of raw diagrams and into the full 1987 Buick Century hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →
Transmission Fluid Change1987 Buick Century A L L Diagnostic Trouble Codes ( DTC )

Likely fix path

Exact Repair Guides

These repair flows most often intersect with transmission diagnosis on this exact vehicle.

Transmission Fluid Change →

Diagnostic signal

Codes Often Seen With This System

Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.

C0035: Left Front Wheel Speed Sensor Circuit →
C0040: Right Front Wheel Speed Sensor CircuitC0050: Right Rear Wheel Speed Sensor CircuitC0236: Rear Wheel Speed Sensor Signal Erratic

Top Transmission Diagram Paths

1.Automatic Transmission/Transaxle — Fluid Diagrams > Drive Range > First GearTransmission and DrivetrainOpen2.Automatic Transmission/Transaxle — Fluid Diagrams > Drive Range > Second GearTransmission and DrivetrainOpen3.Automatic Transmission/Transaxle — Fluid Diagrams > Drive Range > Third Gear > Converter Clutch - AppliedTransmission and DrivetrainOpen4.Automatic Transmission/Transaxle — Fluid Diagrams > Drive Range > Third Gear > Converter Clutch - ReleasedTransmission and DrivetrainOpen5.Automatic Transmission/Transaxle — Diagram Information and Instructions > Cell ReferencesTransmission and DrivetrainOpen6.Automatic Transmission/Transaxle — Diagram Information and Instructions > Schematic SymbolsTransmission and DrivetrainOpen7.Automatic Transmission/Transaxle — Diagram Information and Instructions > Symbol IdentificationTransmission and DrivetrainOpen8.Automatic Transmission/Transaxle — Diagram Information and Instructions > Wire Color Code IdentificationTransmission and DrivetrainOpen9.Automatic Transmission/Transaxle — Electrical DiagramsTransmission and DrivetrainOpen10.Automatic Transmission/Transaxle — Fluid Diagrams > Detent DownshiftTransmission and DrivetrainOpen11.Automatic Transmission/Transaxle — Fluid Diagrams > Intermediate RangeTransmission and DrivetrainOpen12.Automatic Transmission/Transaxle — Fluid Diagrams > LO RangeTransmission and DrivetrainOpen13.Automatic Transmission/Transaxle — Fluid Diagrams > Neutral - Engine RunningTransmission and DrivetrainOpen14.Automatic Transmission/Transaxle — Fluid Diagrams > ParkTransmission and DrivetrainOpen15.Automatic Transmission/Transaxle — Fluid Diagrams > Part Throttle 3-2 DownshiftTransmission and DrivetrainOpen16.Automatic Transmission/Transaxle — Fluid Diagrams > ReverseTransmission and DrivetrainOpen17.Electrical Diagrams > Transmission and Drivetrain > Automatic Transmission/TransaxleGeneralOpen18.Electrical Diagrams > Transmission and Drivetrain > Transfer CaseGeneralOpen19.Fluid Diagrams > Automatic Transmission/Transaxle > Drive Range > First GearGeneralOpen20.Fluid Diagrams > Automatic Transmission/Transaxle > Drive Range > Second GearGeneralOpen21.Fluid Diagrams > Automatic Transmission/Transaxle > Drive Range > Third Gear > Converter Clutch - AppliedGeneralOpen22.Fluid Diagrams > Automatic Transmission/Transaxle > Drive Range > Third Gear > Converter Clutch - ReleasedGeneralOpen23.Electrical Diagrams > Transmission and Drivetrain > System DiagramGeneralOpen24.Fluid Diagrams > Automatic Transmission/Transaxle > Detent DownshiftGeneralOpen25.Fluid Diagrams > Automatic Transmission/Transaxle > Intermediate RangeGeneralOpen26.Fluid Diagrams > Automatic Transmission/Transaxle > LO RangeGeneralOpen27.Fluid Diagrams > Automatic Transmission/Transaxle > Neutral - Engine RunningGeneralOpen28.Fluid Diagrams > Automatic Transmission/Transaxle > ParkGeneralOpen29.Fluid Diagrams > Automatic Transmission/Transaxle > Part Throttle 3-2 DownshiftGeneralOpen30.Fluid Diagrams > Automatic Transmission/Transaxle > ReverseGeneralOpen31.Diagram Information and Instructions > Cell ReferencesTransmission and DrivetrainOpen32.Diagram Information and Instructions > Schematic SymbolsTransmission and DrivetrainOpen33.Diagram Information and Instructions > Symbol IdentificationTransmission and DrivetrainOpen34.Diagram Information and Instructions > Wire Color Code IdentificationTransmission and DrivetrainOpen35.Electrical DiagramsTransmission and DrivetrainOpen36.Components > Switches > Automatic Transaxle Position SwitchGeneralOpen37.Components > Switches > Automatic Transaxle Selector SwitchGeneralOpen38.Electrical Diagrams > Engine Data Sensors & Torque Converter Clutch (TCC)Powertrain ManagementOpen39.Electrical Diagrams > Powertrain Management > System Diagram > Engine Data Sensors & Torque Converter Clutch (TCC)GeneralOpen

Exact Vehicle Hub

Browse →
1987 Buick Century Repair HubExact Vehicle

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 1987 Buick Century context.

OEM Manual Evidence

Browse →
1987 Buick Century A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 1987 Buick Century V6-173 2.8L VIN W FI Service Manual | Operation CHARM Operation CHARM : Car rep...

1987 Buick Century A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 1987 Buick Century Estate Wagon V6-173 2.8L VIN W FI Service Manual | Operation CHARM Operation CH...

1987 Buick Century How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 1987 Buick Century V6-173 2.8L VIN W FI Service Manual | Operation CHARM Oper...

1987 Buick Century How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 1987 Buick Century Estate Wagon V6-231 3.8L VIN 3 FI Service Manual | Operati...

Repairs That Intersect This Wiring

Browse →
1987 Buick Century Transmission Fluid ChangeRepair

Open the matching repair workflow that usually intersects with transmission diagnosis on this vehicle.

Likely Trouble Codes for This System

Browse →
C0035: Left Front Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0040: Right Front Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0050: Right Rear Wheel Speed Sensor CircuitCode

Chassis/Brakes code commonly seen during transmission diagnosis.

C0236: Rear Wheel Speed Sensor Signal ErraticCode

Chassis/Brakes code commonly seen during transmission diagnosis.

P0500: Vehicle Speed Sensor ACode

Transmission code commonly seen during transmission diagnosis.

P0715: Input/Turbine Speed Sensor CircuitCode

Transmission code commonly seen during transmission diagnosis.

More Century Wiring Pages

Starter Wiring DiagramAlternator Wiring DiagramFuel Pump Wiring DiagramHeadlight Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramCruise Control Wiring DiagramEngine Management Wiring DiagramBody Electrical Wiring Diagram

Same System, Other Vehicles

1990 Toyota Supra Transmission Wiring Diagram1990 Honda Prelude Transmission Wiring Diagram1994 Toyota Celica Transmission Wiring Diagram1993 Honda Accord Transmission Wiring Diagram1990 Ford Probe Transmission Wiring Diagram2013 Toyota Camry Transmission Wiring Diagram2012 Toyota Prius Transmission Wiring Diagram2013 Toyota Prius V Transmission Wiring Diagram