Standard Ignition CBS-1185 Headlight Dimmer Switch - Front

Headlight Dimmer Switch for GM Minivans and Grand Prix

Standard Ignition CBS-1185 is a new headlight dimmer switch built for vehicles that need reliable lighting and wiper control from a single combination switch assembly. It serves applications such as Pontiac Montana, Pontiac Grand Prix, Pontiac Trans Sport, and Oldsmobile Silhouette models without cruise control.

Key Features

• Bolt-on attachment method for direct replacement
• 3-pin rectangular male connector with 21 female blade terminals
• Includes indicator markings, latching high beam operation, and momentary high beam flash
• Supports turn signal control, windshield washer spray, windshield wiper delay, and windshield wiper speed settings
• 12-volt electrical design
• New switch with 2 connector cavities
• 5 windshield wiper delay settings and 2 wiper speed settings

Detailed Description

Standard Ignition CBS-1185 is a headlight dimmer switch engineered with copper alloy conductors for strong electrical conductivity and reduced resistive loss. The switch is 100% tested for mechanical and electrical switching performance, and its robust construction is aimed at the demands of professional service work. This part number, CBS-1185, is used in combination switch applications where headlight dimming, turn signal operation, and windshield wiper controls are integrated into one assembly.

Fits 1997-1999 Pontiac Grand Prix, N/A; 1997-1998 Pontiac Trans Sport, N/A; 1999 Pontiac Montana, N/A; 2000-2001 Oldsmobile Silhouette, N/A; and 2004 Pontiac Montana, Front. It also fits 1997-1999 Pontiac Grand Prix, N/A and 1997-1998 Pontiac Trans Sport, N/A in w/o Cruise Control combo switch applications. CBS-1185 is a direct-fit service part for drivers searching for a Pontiac Montana headlight dimmer switch or Pontiac Grand Prix combination switch replacement without cruise control.

Common Problems This Part Addresses

• Intermittent or failed headlight dimmer operation
• High beam flash or latch function not responding correctly
• Turn signal control issues from a worn combination switch
• Windshield wiper delay or speed selection problems
• Washer spray control loss at the steering column switch

Installation Notes and Tips

Verify the vehicle is not equipped with cruise control before ordering, since listed applications exclude cruise-control-equipped models. Confirm the connector shape, terminal count, and steering-column switch layout against the original part before installation. This bolt-on switch is intended for direct replacement in the listed Pontiac and Oldsmobile applications, including 1997-2005 Pontiac Montana and related GM minivan platforms where the original assembly matches the fitment notes.

Quality Assurance

Standard Ignition manufactures this switch with high-grade materials and copper alloy conductors, then tests each unit for both mechanical action and electrical switching performance. This part cross-references Dorman - HELP 2330823 for the same application.