Dorman 906-121 Wiper Motor Pulse Board Module

Wiper Motor Pulse Board Module for GM Applications

Dorman 906-121 is a front wiper pulse board module built to match the fit and function of the original unit on specified vehicles. It is a direct replacement for the front wiper control electronics used in select Buick, Chevrolet, Oldsmobile, and Pontiac models, including Buick Century, Buick Regal, Chevrolet Impala, Chevrolet Monte Carlo, Pontiac Grand Prix, and Oldsmobile Intrigue applications.

• Black plastic housing with cover
• Front wiper pulse board for the wiper motor control system
• Engineered to match original fit and function
• Designed for reliable performance and durability
• Direct replacement for select GM front wiper systems

Detailed Product Overview

This Dorman wiper motor pulse board module, part number 906-121, is used to restore proper front windshield wiper operation when the original module fails. It is built with a black plastic construction and includes a cover, helping it align with the original module layout on the specified applications. For buyers searching for a 906-121 wiper motor pulse board module for Buick Century or Chevrolet Impala front wiper repair, this part provides an OE-style replacement path without changing the vehicle’s original system design.

This part cross-references Cardone New 81-1012PB for the same application.

Vehicle Fitment

• Fits 1997-2005 Buick Century, N/A
• Fits 1997-2004 Buick Regal, N/A
• Fits 2000-2005 Chevrolet Impala, N/A
• Fits 2000-2005 Chevrolet Monte Carlo, N/A
• Fits 1998-2002 Oldsmobile Intrigue, N/A
• Fits 1997-2003 Pontiac Grand Prix, N/A

Common Issues This Part Can Address

• Intermittent front wiper operation
• Wipers that stop working at certain speeds
• Erratic or inconsistent wiper control
• Failure of the original wiper pulse board module
• Loss of normal front windshield wiper function

Installation Notes and Tips

Verify the original part number and vehicle application before installation. This module is for front wiper use on the listed GM vehicles and should be matched to the existing wiper motor/control setup. Inspect the wiper motor assembly and related connectors for corrosion, heat damage, or worn terminals before installing the replacement module.

Quality Assurance

Dorman engineers this module to match original fit and function on the specified applications, with a focus on reliable operation and durability. The black plastic housing and covered design support a direct-replacement installation on the listed vehicles.