A-NAFTULY Blower Motor Resistor 89019089 for 1999–2006 Chevy/GMC/Cadillac — Exact-Fit Manual HVAC Replacement

A-NAFTULY 89019089 blower motor resistor restores multi-speed HVAC blower control for compatible 1999–2006 Chevrolet, GMC and Cadillac models. This replacement blower motor resistor is an exact-fit aftermarket module engineered for manual AC systems in a wide range of late‑1990s and early‑2000s GM trucks and SUVs. It replaces worn or failed resistor assemblies that cause fans to run only on one speed, not at all, or unpredictably. The unit matches OEM mounting and connector locations so it installs cleanly in the lower passenger-side HVAC housing and gives you reliable fan-speed control again.

How will this resistor solve my fan-speed problems?

If the HVAC blower only runs on high, or never runs, a failed resistor is commonly the culprit. Replacing the resistor restores the multiple stepped speeds by re-establishing the correct electrical resistance path between the blower motor and the control switch. This allows the blower to cycle through low, medium and high settings as designed.

• Fixes single-speed or no-blower conditions caused by resistor failure.
• Reinstates stable multi-speed operation for heating and AC.
• Prevents intermittent fan function due to degraded resistor elements.

Which vehicles and part numbers does this unit fit?

This resistor is designed for manual HVAC control systems on various Chevrolet, GMC and Cadillac models from 1999–2006. It replaces several OEM reference numbers so you can cross-check against your vehicle’s original part number before ordering.

• Fits Chevy Silverado 1500/2500/3500, Tahoe, Suburban, Avalanche and GMC Sierra/Yukon models.
• Compatible with Cadillac Escalade ESV/EXT and select Yukon XL variants listed by year.
• Cross-references include 89019089, 89018597, 22807122 and additional OE numbers in the product listing.

Is installation difficult and what tools are required?

Installation is straightforward for a basic DIYer and typically requires only common hand tools. The resistor mounts to the HVAC housing with two screws and connects to the factory blower harness, so no cutting or splicing is needed when the correct part is used.

• Locate resistor on lower passenger-side of the HVAC housing.
• Remove two mounting screws, unplug the electrical connector, and swap in the new module.
• No special tools or advanced electrical skills required for a standard replacement.

What warranty and support does A-NAFTULY offer?

The product ships as a single blower motor resistor and is backed by an 18-month warranty. A-NAFTULY provides 24/7 customer support for fitment questions or post-purchase issues, helping you confirm compatibility before installation or obtain a replacement if needed.

• Includes one A-NAFTULY blower motor resistor in the package.
• 18-month worry-free warranty and around-the-clock customer service.
• Recommend confirming OE part number and vehicle model prior to purchase.

Who is this for This blower motor resistor is aimed at owners and independent mechanics working on 1999–2006 GM trucks and SUVs with manual HVAC controls who want an OEM‑style replacement without dealership lead times or expense. It’s suitable for DIY installs, repair shops replacing faulty HVAC components, and fleet maintenance operations needing dependable, warranty‑backed parts to restore proper blower function.

FAQ

Q: Will this resistor fit my 2003 Chevy Silverado?

A: Yes, it fits many 2003 Silverado models with manual HVAC controls. Verify your OE part number matches one listed before ordering.

Q: How long is the warranty on this blower resistor?

A: The A-NAFTULY blower resistor includes an 18-month warranty and 24/7 customer support.