Dorman 901-063 4WD Switch

Name: Dorman 901-063 4WD Switch
Brand: Dorman
SKU: BKKY-901-063
Price: 54.00 USD
Availability: InStock

N/A

⚙️ 18 vehicles fit this part

🔍

Select your vehicle to confirm fitment

Verify this part fits before purchasing — free returns if it doesn't

$54.00Free Shipping

🚚Free ShippingNo Cost to Continental U.S.

🔄Free Returns*Wrong fit? No cost

🛡️60-Day ReturnsMoney back guarantee

*Free return shipping only qualifies if our fitment verification tool is used.

🔥

✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.

✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Chevrolet and GMC, Avalanche 2500, Silverado 2500, Silverado 2500 HD, Silverado 3500, Suburban 2500, Sierra 2500, Sierra 2500 HD, Sierra 3500, Yukon XL 2500, and Sierra 1500

🔄Easy Returns — Return within 60 days for a full refund

🚚Fast Shipping — Most orders ship same business day before 1pm CST

Not what you need? Click here for all 4WD Switch options

Reliable 4WD Switch for Chevrolet and GMC Trucks

The Dorman 901-063 4WD switch is designed for seamless operation in select Chevrolet and GMC trucks. Engineered for dash mounting with blade terminals, this switch requires no lead wires, simplifying installation and ensuring dependable performance.

Terminal Type: Blade for secure electrical connection
No lead wires required, reducing wiring complexity
Mounting Location: Dash for easy driver access
Package includes one switch, ready for installation
Compatible with Chevrolet Avalanche 2500, GMC Sierra 1500, 2500, 2500 HD, 3500, Silverado 2500, 2500 HD, 3500, Suburban 2500, and Yukon XL 2500

Product Details and Specifications

The Dorman 901-063 4WD switch is specifically designed to replace factory switches in Chevrolet and GMC heavy-duty trucks. Its blade terminal type ensures a reliable electrical connection without the need for additional lead wires or wiring harnesses. The dash mounting location allows for convenient access and operation, maintaining the original vehicle layout. This switch is supplied as a single unit, making it a straightforward replacement part for your vehicle's four-wheel-drive system.

Compatible Vehicles and Applications

This 4WD switch is compatible with a range of Chevrolet and GMC models, including Avalanche 2500, Sierra 1500, 2500, 2500 HD, 3500, Silverado 2500, 2500 HD, 3500, Suburban 2500, and Yukon XL 2500. It is intended for use in vehicles requiring a dash-mounted switch with blade terminals and no additional wiring harness.

Resolves issues with non-responsive or faulty 4WD engagement
Replaces damaged or worn dash-mounted 4WD switches
Eliminates intermittent electrical connection problems due to terminal wear
Restores proper function to the vehicle’s four-wheel-drive system

Installation Notes and Tips

Installation of the Dorman 901-063 4WD switch is straightforward due to its blade terminal design and lack of required lead wires. Ensure the vehicle’s battery is disconnected before beginning installation to prevent electrical shorts. Remove the faulty switch from the dash and connect the new switch using the blade terminals. Verify secure connections and test the 4WD system operation before reassembling the dash components.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 901-063 4WD switch undergoes quality inspections to ensure proper fit and function. Warranty coverage details can be obtained from the product documentation or manufacturer, supporting confidence in the replacement part.

Brand	Dorman
Part Number	901-063
Attached Lead Wires	No Lead Wires Required
Mounting Location	Dash
Package Contents	1 Switch
Terminal Type	Blade
Wiring Harness Included	No

This part fits 18 vehicles. Search below:

Year	Make	Model	Position	Notes
2002	Chevrolet	Avalanche 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	Chevrolet	Silverado 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	Chevrolet	Silverado 2500 HD	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	Chevrolet	Silverado 3500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	Chevrolet	Suburban 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	GMC	Sierra 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	GMC	Sierra 2500 HD	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	GMC	Sierra 3500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2002	GMC	Yukon XL 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	Chevrolet	Silverado 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	Chevrolet	Silverado 2500 HD	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	Chevrolet	Silverado 3500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	Chevrolet	Suburban 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	GMC	Sierra 1500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	GMC	Sierra 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	GMC	Sierra 2500 HD	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	GMC	Sierra 3500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)
2001	GMC	Yukon XL 2500	N/A	w/RPO Code NP1 (2 Speed, Electronic Shift, Transfer Case)

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

150638441S4251FWA115SW4522TCA30

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.