Skip to product information
Electric Fan Dual Speed Control Wiring Harness for Chevy Silverado Sierra 99 07
$68.99
Sale price
$68.99
Regular price
Quantity
Pickup currently not available
Secure Checkout • Encrypted Payments
Free Shipping
Contiguous U.S.
1-Year Warranty
Parts you can rely on
30-Day Returns
Hassle-free returns
Need help confirming fitment?
Talk with a parts expert today.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Equipment Fitment
Review the equipment and model information below. Fitment can vary by serial number, production date, or machine configuration, so confirm your model and reference numbers before ordering.
Equipment / model
- 1999-2007 Chevy Silverado 1500, 2500, 3500
- 1999-2007 GMC Sierra 1500, 2500, 3500
- Compatible with vehicles originally equipped with electric fans
Product Overview
Key Features & Performance
- Enables dual speed operation of electric cooling fans
- Plug-and-play design for easy installation
- Includes relay and fuse holder for safe operation
- Direct fit for factory fan connectors
- Durable 16-gauge wiring with weather-resistant connectors
Common Uses
- Replacing damaged or missing factory fan harness
- Switching from single-speed to dual-speed fan control
- Restoring proper fan operation after engine swap or modification
- Reducing engine temperature by ensuring proper fan engagement
Frequently Asked Questions
Q: Will this harness work with aftermarket fans? A: This harness is designed for factory-style dual speed fans but may be adapted with connectors for many aftermarket setups.
Q: Does it include instructions? A: Yes, basic installation instructions are included, but professional installation is recommended for optimal performance.
Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.