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Standard Ignition CBS2427 Headlight Dimmer Switch
| Brand | Standard Ignition CBS2427 |
|---|---|
| Attachment Method | Clip |
| Color | Black |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Contents | 1 Switch |
| Cruise Control Cancel Included | No |
| Cruise Control On/Off Operator Inc | No |
| Cruise Control Resume Included | No |
| Cruise Control Set Included | No |
| Cruise Control Speed Adjustment In | No |
| Displayed | Yes |
| Finish | Plastic |
| Fog Light Operator Included | No |
| Functions | Combination Switch |
| Indicator Markings Included | Yes |
| Latching High Beam Operator Includ | Yes |
| Main Light Operator Included | No |
| Momentary High Beam Flasher Includ | Yes |
| New or Reman | New |
| Number Of Connector Cavities | 1 |
| Rear Window Washer Spray Included | No |
| Rear Window Wiper Delay Control In | No |
| Rear Window Wiper Speed Setting In | No |
| Running Light Operator Included | No |
| Terminal Gender | Male |
| Terminal Type | Pin |
| Turn Signal Control Included | No |
| Turn Signal/Directional Indicator | No |
| Windshield Washer Spray Included | No |
| Windshield Wiper Delay Setting Inc | No |
| Windshield Wiper Speed Setting Inc | No |
| Fits | Buick, Chevrolet, and GMC · 44 vehicles |
OE-quality construction. Robust materials and copper alloy conductors help deliver reliable switching with low resistive losses.
Combination switch. Combines latching high beam and momentary flash functions in one unit.
Fully tested. Each switch is verified for mechanical and electrical performance before it leaves the factory.
Cross-references 1S15092, 23354977 and DL7828 for the same application. See all 4.
Headlight Dimmer Switch for GM Vehicles
Restore reliable headlight beam control with this Standard Ignition headlight dimmer switch, part number CBS2427. It is built with a black plastic finish, a rectangular female connector, and a clip attachment method for a direct replacement style installation on select Chevrolet, Buick, and GMC models.
Key Features
- Combination switch function for headlight beam control
- Latching high beam operator included
- Momentary high beam flasher included
- Displayed indicator markings
- Black plastic finish with a rectangular female connector
- Male pin terminals with 10 terminal positions
- New switch construction
Built for Electrical Reliability
Standard Ignition CBS2427 is engineered with copper alloy conductors to support strong electrical conductivity and low resistance. The switch is 100% tested for mechanical and electrical switching performance, helping deliver consistent operation in vehicles that depend on accurate headlight dimmer control. This part number CBS2427 is a practical OE-style replacement for drivers needing dependable beam switching in Chevrolet Malibu, Chevrolet Equinox, Chevrolet Traverse, GMC Terrain, and Buick Enclave applications.
This part cross-references 1S15092 and DL7828 for the same application.
What This Switch Helps Solve
- Intermittent or failed high beam switching
- No response when moving between low and high beams
- Inoperative flash-to-pass function
- Worn or damaged dimmer switch contacts
- Headlight control issues caused by electrical wear
Installation Notes and Fitment
Compatible With 2019-2025 Chevrolet Blazer, 2020-2025 Chevrolet Equinox, 2019-2025 Chevrolet Malibu, 2020-2025 GMC Terrain, 2020-2023 Chevrolet Traverse, and 2020-2022 Buick Enclave. It also fits 2018-2019 Buick Enclave, 2018-2019 Chevrolet Equinox, 2018-2019 Chevrolet Traverse, 2018-2019 GMC Terrain, and 2016-2018 Chevrolet Malibu with Automatic High Beam. Verify connector style, terminal count, and vehicle equipment before installation. The clip-mounted design supports a straightforward replacement process on the listed applications.
Quality Assurance
Standard Ignition maintains quality control from component selection through finished product production. CBS2427 is manufactured with robust materials and tested to confirm both electrical and mechanical switching operation.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2025 | Chevrolet | Blazer | — | — | N/A | — |
| 2025 | Chevrolet | Equinox | 1.5L | L4 | N/A | — |
| 2025 | Chevrolet | Malibu | 1.5L | L4 | N/A | — |
| 2025 | GMC | Terrain | — | — | N/A | — |
| 2024 | Chevrolet | Blazer | — | — | N/A | — |
| 2024 | Chevrolet | Equinox | 1.5L | L4 | N/A | — |
| 2024 | Chevrolet | Malibu | 1.5L | L4 | N/A | — |
| 2024 | GMC | Terrain | — | — | N/A | — |
| 2023 | Chevrolet | Blazer | — | — | N/A | — |
| 2023 | Chevrolet | Equinox | 1.5L | L4 | N/A | — |
| 2023 | Chevrolet | Malibu | 1.5L | L4 | N/A | — |
| 2023 | Chevrolet | Traverse | — | — | N/A | — |
| 2023 | GMC | Terrain | — | — | N/A | — |
| 2022 | Buick | Enclave | — | — | N/A | — |
| 2022 | Chevrolet | Blazer | — | — | N/A | — |
| 2022 | Chevrolet | Equinox | 1.5L | L4 | N/A | — |
| 2022 | Chevrolet | Malibu | 1.5L | L4 | N/A | — |
| 2022 | Chevrolet | Traverse | — | — | N/A | — |
| 2022 | GMC | Terrain | — | — | N/A | — |
| 2021 | Buick | Enclave | — | — | N/A | — |
| 2021 | Chevrolet | Blazer | — | — | N/A | — |
| 2021 | Chevrolet | Equinox | — | — | N/A | — |
| 2021 | Chevrolet | Malibu | 1.5L | L4 | N/A | — |
| 2021 | Chevrolet | Traverse | — | — | N/A | — |
| 2021 | GMC | Terrain | — | — | N/A | — |
| 2020 | Buick | Enclave | — | — | N/A | — |
| 2020 | Chevrolet | Blazer | — | — | N/A | — |
| 2020 | Chevrolet | Equinox | — | — | N/A | — |
| 2020 | Chevrolet | Malibu | 1.5L | L4 | N/A | — |
| 2020 | Chevrolet | Traverse | — | — | N/A | — |
| 2020 | GMC | Terrain | — | — | N/A | — |
| 2019 | Buick | Enclave | — | — | N/A | w/ Automatic High Beam |
| 2019 | Chevrolet | Blazer | — | — | N/A | — |
| 2019 | Chevrolet | Equinox | — | — | N/A | w/ Automatic High Beam |
| 2019 | Chevrolet | Malibu | — | — | N/A | — |
| 2019 | Chevrolet | Traverse | — | — | N/A | w/ Automatic High Beam |
| 2019 | GMC | Terrain | — | — | N/A | w/ Automatic High Beam |
| 2018 | Buick | Enclave | — | — | N/A | w/ Automatic High Beam |
| 2018 | Chevrolet | Equinox | — | — | N/A | w/ Automatic High Beam |
| 2018 | Chevrolet | Malibu | — | — | N/A | w/ Automatic High Beam |
| 2018 | Chevrolet | Traverse | — | — | N/A | w/ Automatic High Beam |
| 2018 | GMC | Terrain | — | — | N/A | w/ Automatic High Beam |
| 2017 | Chevrolet | Malibu | — | — | N/A | w/ Automatic High Beam |
| 2016 | Chevrolet | Malibu | — | — | N/A | w/ Automatic High Beam |
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