Standard Ignition SC133 Automatic Transmission Output Shaft Speed Sensor

Automatic Transmission Output Shaft Speed Sensor

Standard Ignition SC133 is an automatic transmission output shaft speed sensor built for direct-fit service on select GM vehicles. It uses a female oval plug-in connector with a bolt-mount design, making it a practical replacement for transmission speed signal issues on applications such as Buick Century, Oldsmobile Cutlass Ciera, and Cadillac DeVille.

Key Features

• Automatic transmission output shaft speed sensor for transmission-mounted applications
• Female connector with oval plug-in design
• Bolt-mount installation style
• 2 blade terminals with male terminal gender
• Built by Standard Ignition with controlled manufacturing from component to finished part
• Broad application coverage for domestic and import service needs

Detailed Description

Standard Ignition SC133 is engineered for precision signal performance and long service life in transmission speed sensing applications. The sensor mounts at the transmission and is designed to match the connector and terminal layout used on the listed vehicles. For technicians servicing a 1993 Buick Century, 1987-1990 Oldsmobile Cutlass Ciera, or 1988-1990 Cadillac DeVille, SC133 provides a direct replacement option for restoring accurate output shaft speed input to the transmission control system.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Vehicle Fitment

• Fits 1993 Buick Century, N/A
• Fits 1989-1990 Buick Century, N/A
• Fits 1986-1991 Buick LeSabre, N/A
• Fits 1989-1990 Buick Reatta, N/A
• Fits 1989-1990 Buick Riviera, N/A
• Fits 1987-1992 Cadillac Allante, N/A
• Fits 1988-1990 Cadillac Commercial Chassis, N/A
• Fits 1988-1990 Cadillac DeVille, N/A
• Fits 1989-1990 Cadillac Eldorado, N/A
• Fits 1988-1990 Cadillac Fleetwood, N/A
• Fits 1988-1989 Cadillac Brougham, N/A
• Fits 1989-1990 Cadillac Seville, N/A
• Fits 1987-1991 Oldsmobile Delta 88, N/A
• Fits 1987-1990 Oldsmobile 98, N/A
• Fits 1993 Oldsmobile Cutlass Ciera, N/A
• Fits 1987-1990 Oldsmobile Cutlass Ciera, N/A
• Fits 1990 Oldsmobile Cutlass Cruiser, N/A, w/ Aluminum Case; 4 Screw Term.
• Fits 1987-1989 Oldsmobile Cutlass Cruiser, N/A, w/ Aluminum Case
• Fits 1989-1990 Oldsmobile Toronado, N/A
• Fits 1987-1991 Pontiac Bonneville, N/A
• Fits 1987-1989 Pontiac Safari, N/A, w/ Aluminum Case

Installation Notes and Tips

• Verify the connector shape, terminal count, and mounting style before installation.
• Confirm transmission case configuration on applications with aluminum case or screw-terminal notes.
• Inspect the harness connector and transmission mounting surface for corrosion or damage before replacing the sensor.
• Use the vehicle service information to confirm the correct output shaft speed sensor location on the transmission.

Quality Assurance

Standard Ignition manufactures this sensor with in-process quality control from component sourcing through finished product assembly. The brand’s sensor coverage is built for service professionals who need consistent fit and dependable performance across a wide range of domestic applications.