The [H/L Dimming, Turn Signal, Hazard Light, Wiper & Washer] Multifunction Switch Assembly OE: 12450066 you are looking at ships from our own USA shelves, not a drop ship queue.
![[H/L Dimming, Turn Signal, Hazard Light, Wiper & Washer] Multifunction Switch Assembly OE: 12450066](https://partsmithco.com/wp-content/uploads/2026/07/OEM-SW-0006_1-1.jpg)
Charging and starting components work as a system, so a weak partner shortens the life of a new part. Check the connector shape against your vehicle rather than trusting a photo.
Buyers comparing the multifunction switch assembly oe will find the specification detail on this page rather than in a catalog footnote.
The multifunction switch assembly oe listed here is checked against your vehicle before dispatch.
Every multifunction switch assembly oe order goes through the same fitment review.
What you are buying
- Category: Control Switches
- Price: $65.35 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
Upgrade your driving experience effortlessly by replacing your faulty Combination switch with a seamless and budget-friendly direct fitment alternative. This superb replacement part is meticulously crafted to meet the precise specifications of the original, delivering unparalleled performance at a fraction of the price of an OEM dealer component.
- Material: ABS Plastic / Metal / Copper
- Color: Black
- Mounting and Connectors Identical to OE
- Exact Replacement for Factory Unit
- High Quality Copper, Nickel or Silver-Plated Electrical Terminals to Ensure Proper Electrical Connection
- To Control: H/L Dimming, Turn Signal, Hazard Light, Wiper & Washer
Application:
For 2004-2007 Buick Rainier
For 2003-2006 Cadillac Escalade
For 2003-2006 Chevrolet Avalanche 1500
For 2003-2006 Chevrolet Avalanche 2500
For 2001-2006 Chevrolet Silverado 1500
For 2007 Chevrolet Silverado 1500 Classic
For 2003-2006 Chevrolet Silverado 2500
For 2003-2006 Chevrolet Silverado 3500
For 2007 Chevrolet Silverado 3500 Classic
For 2004-2005 Chevrolet SSR
For 2003-2006 Chevrolet Suburban 1500
For 2003-2006 Chevrolet Suburban 2500
For 2003-2006 Chevrolet Tahoe
For 2002-2009 Chevrolet Trailblazer
For 2002-2009 GMC Envoy
For 2003-2006 GMC Sierra 1500
For 2007 GMC Sierra 1500 Classic
For 2003-2006 GMC Sierra 2500
For 2003-2006 GMC Sierra 3500
For 2007 GMC Sierra 3500 Classic
For 2003-2006 GMC Yukon
For 2003-2007 GMC Yukon XL 1500
For 2003-2007 GMC Yukon XL 2500
For 2003-2006 Hummer H2
For 2003-2008 Isuzu Ascender
For 2002-2004 Oldsmobile Bravada
For 2005-2007 Saab 9-7X
Remark: Without Cruise Control
Installation:
Product Content:
- 1 x Multifunction Switch
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- 63-MSW-10006, D6298A, 1S3495, 2330860, 12450066
Send the old part number or a photo and we will match it against this listing before you commit.
Related parts: Electrical & Lighting · [H/L Dimming, Turn Signal, Wiper & Washer] Multifunction Switch Assembly OE: BC3Z13K359BA · [Turn Signal] Multifunction Switch Assembly OE: 1893592 · full catalog
Same business day dispatch applies to orders placed before early afternoon, and every parcel travels tracked.
For neutral background on this kind of maintenance, see the fuel economy maintenance guidance.
Buyer questions
How do I know this is the right part?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
Do you ship the same day?
We ship from a USA warehouse with quick dispatch, and delivery estimates appear at checkout once you enter your address.
Can I return this part?
Contact support before removing or returning anything, so the right process starts on the first message and nothing is voided by accident.
How do you verify this part?
We confirm plug configuration and rating on electrical orders before they are packed.
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