{"product_id":"mnjws-blower-motor-resistor-control-module-for-2003-2007-gm-trucks-suvs-direct-fit-restores-multi-speed-fan","title":"MNJWS Blower Motor Resistor Control Module for 2003-2007 GM Trucks SUVs — Direct-Fit, Restores Multi-Speed Fan","description":"\u003cstrong\u003eMNJWS AC Blower Motor Resistor is a direct-fit blower control module that restores variable fan speeds for many 2003–2007 Chevrolet, GMC, Buick and Cadillac models.\u003c\/strong\u003e\n\n\u003cp\u003eIf your vehicle’s HVAC fan only runs on one speed or stops altogether, the blower motor resistor (also called a blower control module) is often the failing component. This MNJWS replacement matches the OE mounting points and electrical connections for compatibility with a long list of GM models, offering an affordable way to bring back full blower control without visiting a dealer.\u003c\/p\u003e\n\n\u003ch3\u003eHow will this module fix inconsistent fan speeds?\u003c\/h3\u003e\n\u003cp\u003eThe resistor regulates current to the blower motor so the fan can operate at different speeds. When the original resistor heats up, burns out, or develops an open circuit, some speed positions fail or the fan works only on high. Swapping in this MNJWS module restores proper resistance values and allows the HVAC controls to select low, medium, and high blower settings again.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplaces failed resistor that limits current to the blower motor\u003c\/li\u003e\n  \u003cli\u003eRestores low\/medium\/high speed functionality\u003c\/li\u003e\n  \u003cli\u003eDirect-fit electrical connector and mounting holes for easy replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and part numbers does this fit?\u003c\/h3\u003e\n\u003cp\u003eDesigned for many GM trucks and SUVs from model years 2003–2007, this module fits Chevrolet Silverado, Suburban, Tahoe, Avalanche, Trailblazer; GMC Sierra, Yukon, Envoy; Cadillac Escalade; and Buick Rainier where the OEM part numbers match. It replaces numerous aftermarket and OEM references so you can cross-check fitment before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 2003–2006 Silverados, Suburbans, Tahoes, Avalanches and select 2007 classics\u003c\/li\u003e\n  \u003cli\u003eCross-replaces GM numbers like 89018778, 52495874 and many common aftermarket codes\u003c\/li\u003e\n  \u003cli\u003eCheck your vehicle’s part number list to confirm exact match\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs installation difficult and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward for a basic DIYer: remove the glove box or lower dash panel to access the blower housing, unplug the old module, unbolt it, and fit the replacement. Typical install time is 20–45 minutes, depending on access and whether any screws are seized. No special programming is required; the new unit functions immediately after connection.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard hand tools: screwdriver, socket set, ratchet\u003c\/li\u003e\n  \u003cli\u003eNo dealer reprogramming—plug-and-play direct fit\u003c\/li\u003e\n  \u003cli\u003eIncludes 12-month warranty and basic replacement guidance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat quality and warranty assurances come with the MNJWS module?\u003c\/h3\u003e\n\u003cp\u003eMNJWS builds this resistor module to meet or exceed OEM standards using durable materials and tested circuits to handle blower current and heat. Although not a genuine GM or ACDelco branded part, it is engineered for reliable service life and backed by a 12-month warranty to protect against manufacturing defects.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered to OEM fit and function criteria\u003c\/li\u003e\n  \u003cli\u003eDurable construction resists heat and vibration in HVAC housings\u003c\/li\u003e\n  \u003cli\u003e12-month warranty with customer support for fitment or performance issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? If you own a compatible Chevrolet, GMC, Cadillac or Buick from the 2003–2007 model years and are experiencing partial or complete blower failure, this MNJWS blower motor resistor is a cost-effective, user-installable replacement. It’s ideal for DIY mechanics wanting a reliable direct-fit module, fleet maintenance teams replacing aging HVAC components, or owners avoiding costly dealership repairs while restoring full climate control operation.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this resistor fix a blower that only works on high?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Replacing a faulty resistor usually restores low and medium speeds when the fan currently works only on high.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does installation require programming or special tools?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No programming is needed. Basic hand tools and 20–45 minutes are typically sufficient for DIY installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MNJWS","offers":[{"title":"Default Title","offer_id":67588482007225,"sku":"B076Z676GP","price":83.81,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/mnjws-front-view-blower-control-module.jpg?v=1790519235","url":"https:\/\/redleafauto.ca\/products\/mnjws-blower-motor-resistor-control-module-for-2003-2007-gm-trucks-suvs-direct-fit-restores-multi-speed-fan","provider":"Redleaf Auto","version":"1.0","type":"link"}