Standard Ignition CBS-1406 Headlight Dimmer Switch

Headlight Dimmer Switch for GM Trucks and SUVs

Standard Ignition CBS-1406 is a combination switch built for vehicles that need dependable headlight, high beam, turn signal, wiper, and cruise control functions in one assembly. It uses copper alloy conductors for strong electrical transfer and is 100% tested for mechanical and electrical switching performance.

Fits 2004-2012 Chevrolet Colorado, 2004-2012 GMC Canyon, 2006-2010 Hummer H3, 2009-2010 Hummer H3T, and 2006-2007 Isuzu i-280/i-350/i-290/i-370 applications listed below.

Key Features

• Part number CBS-1406 headlight dimmer switch from Standard Ignition
• Combination switch function for lighting, turn signal, wiper, and cruise control inputs
• Headlights and high beams control with momentary flasher and latching high beam operation
• Windshield wiper on/off, mist, delay, and speed settings included
• Cruise control cancel, on/off, resume, set, and speed adjustment functions included
• Bolt-on attachment with 7-pin rectangular male connector
• Plastic finish with 26.75 in. wire length and 34 terminals

Detailed Description

Standard Ignition CBS-1406 is engineered as a direct replacement combination switch for GM platforms that use integrated lighting and wiper controls at the steering column. The switch is built with robust materials and copper alloy conductors to maintain low-resistance electrical flow, while the tested switching design supports consistent operation of the headlight dimmer, turn signal, windshield washer spray, and cruise control circuits. This part cross-references Dorman 901-307 and AC Delco 15135023 for the same application.

Vehicle coverage includes Chevrolet Colorado, GMC Canyon, Hummer H3, Hummer H3T, and select Isuzu i-series models. For fitment-specific searches, this part is commonly referenced as a Chevrolet Colorado headlight dimmer switch with cruise control, a GMC Canyon combination switch replacement, and a Hummer H3 steering column switch assembly.

Common Problems This Part Can Address

• Intermittent or inoperative headlights or high beams
• Turn signal control issues at the steering column
• Wiper delay, speed, or mist function failure
• Cruise control switch input problems, including cancel, set, and resume
• Electrical switching faults caused by worn internal contacts

Installation Notes and Tips

Verify connector style, terminal count, and vehicle equipment before installation. This CBS-1406 switch uses a bolt-on mounting method and a male rectangular connector, so matching the original column switch configuration is important for proper fitment. Confirm whether the vehicle is equipped with cruise control, security system, or immobilizer-related options noted in the fitment data before ordering.

Fits 2004-2012 Chevrolet Colorado, N/A; 2004-2012 GMC Canyon, N/A; 2006-2010 Hummer H3, N/A; 2009-2010 Hummer H3T, N/A; and 2006-2007 Isuzu i-280/i-350/i-290/i-370, N/A, with application notes as listed.

Quality Assurance

Standard Ignition manufactures this switch with service-grade materials and validates both electrical and mechanical function through 100% testing. CBS-1406 is a new part built to meet the demands of daily repair work on Chevrolet Colorado, GMC Canyon, and related GM applications.