Standard Ignition HVAC Blower Motor Resistor RU-631
Standard Ignition HVAC Blower Motor Resistor RU-631
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Shipping & returns
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In-stock orders are processed within 48 hours; transit time is additional.
International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.
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Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.
Read the full return policyReturn details & how to start
Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.
Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.
Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.
Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.
After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.
Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.
For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.
HVAC Blower Motor Resistor. (RU-631) by Standard Ignition
Upgraded design features several improvements over OE unit to protect against two common failure modes: water intrusion and excess heat. Improved umbrella cover design provides module with stronger barrier against water intrusion. RTV sealant around heat sink and cover perimeter fortifies module against water intrusion. Larger-output power device mounted directly to heat sink improves heat dissipation to prevent overheating. Upgraded 2 oz. copper board increases conductivity and power dissipation to prevent overheating. Included wire harness undergoes extensive voltage drop testing to ensure proper performance. Manufactured in the USA.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005 - 2009 | Buick | Allure | CXL, CX |
| 2005 - 2008 | Buick | Allure | CXS |
| 2008 - 2009 | Buick | Allure | Super |
| 2005 | Buick | Century | Limited, Custom, Special Edition |
| 2006 - 2009 | Buick | LaCrosse | CX, CXL |
| 2006 - 2008 | Buick | LaCrosse | CXS |
| 2008 - 2009 | Buick | LaCrosse | Super |
| 2004 - 2007 | Buick | Rainier | CXL |
| 2004 - 2005 | Buick | Rainier | CXL Plus |
| 2003 - 2006 | Cadillac | Escalade | Base |
| 2003 - 2006 | Cadillac | Escalade ESV | Base |
| 2003 - 2006 | Cadillac | Escalade EXT | Base |
| 2005 - 2006 | Chevrolet | Avalanche 1500 | LT, LS |
| 2003 | Chevrolet | Avalanche 1500 | WBH, On Road Edition, North Face |
| 2004 - 2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2003 - 2006 | Chevrolet | Avalanche 1500 | Z71, Base |
| 2003 - 2004 | Chevrolet | Avalanche 2500 | Base |
| 2005 - 2006 | Chevrolet | Avalanche 2500 | LS, LT |
| 2007 | Chevrolet | Cheyenne | Base |
| 2008 | Chevrolet | Impala | 50th Anniversary Edition |
| 2000 - 2005 | Chevrolet | Impala | Base |
| 2000 - 2013 | Chevrolet | Impala | LS |
| 2003 | Chevrolet | Impala | LS Sport |
| 2006 - 2013 | Chevrolet | Impala | LT, LTZ |
| 2003 - 2013 | Chevrolet | Impala | Police |
| 2004 - 2009 | Chevrolet | Impala | SS |
| 2014 - 2016 | Chevrolet | Impala Limited | LT, LS, Police, LTZ |
| 2000 - 2001 | Chevrolet | Lumina | Base |
| 2000 - 2007 | Chevrolet | Monte Carlo | LS, SS |
| 2005 - 2007 | Chevrolet | Monte Carlo | LT |
| 2006 | Chevrolet | Monte Carlo | LTZ |
| 2002 | Chevrolet | Monte Carlo | SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition |
| 2003 | Chevrolet | Monte Carlo | SS Pace Car, LS Competition, SS High Sport, LS Sport |
| 2002 | Chevrolet | Silverado 1500 | Custom |
| 2004 - 2006 | Chevrolet | Silverado 1500 | Hybrid |
| 1999 - 2007 | Chevrolet | Silverado 1500 | LS, Base, LT |
| 2007 | Chevrolet | Silverado 1500 | LTZ |
| 2003 - 2006 | Chevrolet | Silverado 1500 | SS |
| 2002 - 2007 | Chevrolet | Silverado 1500 | WT |
| 2004 | Chevrolet | Silverado 1500 | Z71 |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid, LS, SS, LT, WT |
| 2005 | Chevrolet | Silverado 1500 HD | Base |
| 2001 - 2005 | Chevrolet | Silverado 1500 HD | LS |
| 2001 - 2006 | Chevrolet | Silverado 1500 HD | LT |
| 2007 | Chevrolet | Silverado 1500 HD Classic | LT |
| 2003 - 2005 | Chevrolet | Silverado 2500 | 400 SS |
| 2001 - 2007 | Chevrolet | Silverado 2500 | Cheyenne, Base |
| 2001 - 2002 | Chevrolet | Silverado 2500 | Custom |
| 2001 - 2004 | Chevrolet | Silverado 2500 | LT, LS |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2003 - 2005 | Chevrolet | Silverado 2500 HD | Base |
| 2003 - 2006 | Chevrolet | Silverado 2500 HD | LS |
| 2007 | Chevrolet | Silverado 2500 HD | LTZ |
| 2003 - 2007 | Chevrolet | Silverado 2500 HD | WT, LT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT, LS, WT |
| 2001 - 2007 | Chevrolet | Silverado 3500 | Base |
| 2006 | Chevrolet | Silverado 3500 | HD |
| 2001 - 2006 | Chevrolet | Silverado 3500 | LT, LS |
| 2004 - 2006 | Chevrolet | Silverado 3500 | WT |
| 2007 | Chevrolet | Silverado 3500 Classic | WT, LT, LS |
| 2007 | Chevrolet | Silverado 3500 HD | LTZ, WT, LT |
| 2003 - 2006 | Chevrolet | SSR | Base |
| 2000 - 2006 | Chevrolet | Suburban 1500 | LS, Base, LT |
| 2006 | Chevrolet | Suburban 1500 | LTZ |
| 2004 - 2006 | Chevrolet | Suburban 1500 | Z71 |
| 2000 - 2001 | Chevrolet | Suburban 2500 | Base |
| 2000 - 2006 | Chevrolet | Suburban 2500 | LS, LT |
| 2006 | Chevrolet | Tahoe | Base |
| 2003 - 2006 | Chevrolet | Tahoe | LS, LT, Z71 |
| 2004 - 2007 | Chevrolet | Trailblazer | A, B |
| 2003 - 2008 | Chevrolet | Trailblazer | Base |
| 2003 - 2007 | Chevrolet | Trailblazer | LS |
| 2003 - 2009 | Chevrolet | Trailblazer | LT |
| 2003 | Chevrolet | Trailblazer | LTZ |
| 2003 - 2004 | Chevrolet | Trailblazer | North Face |
| 2005 | Chevrolet | Trailblazer | R, Q |
| 2006 - 2009 | Chevrolet | Trailblazer | SS |
| 2003 - 2006 | Chevrolet | Trailblazer EXT | LS, LT |
| 2003 - 2004 | Chevrolet | Trailblazer EXT | North Face |
| 2005 - 2009 | GMC | Envoy | Denali |
| 2003 - 2009 | GMC | Envoy | SLE, SLT |
| 2005 - 2006 | GMC | Envoy XL | Denali |
| 2003 - 2006 | GMC | Envoy XL | SLE, SLT |
| 2004 - 2005 | GMC | Envoy XUV | SLE, SLT |
| 2007 | GMC | Sierra | Base |
| 2003 - 2005 | GMC | Sierra 1500 | Base |
| 2005 - 2006 | GMC | Sierra 1500 | Hybrid |
| 1999 - 2007 | GMC | Sierra 1500 | SLE, SLT, SL |
| 2003 - 2007 | GMC | Sierra 1500 | WT, Denali |
| 2007 | GMC | Sierra 1500 Classic | WT, SL, SLT, Hybrid, Denali, SLE |
| 2001 - 2006 | GMC | Sierra 1500 HD | SLE, SLT |
| 2007 | GMC | Sierra 1500 HD Classic | SLE, SLT |
| 2002 - 2004 | GMC | Sierra 2500 | Base |
| 2000 - 2002 | GMC | Sierra 2500 | SL |
| 2000 - 2004 | GMC | Sierra 2500 | SLE, SLT |
| 2003 - 2004 | GMC | Sierra 2500 | WT |
| 2002 - 2005 | GMC | Sierra 2500 HD | Base |
| 2001 - 2006 | GMC | Sierra 2500 HD | SL |
| 2001 - 2007 | GMC | Sierra 2500 HD | SLT, SLE |
| 2003 - 2007 | GMC | Sierra 2500 HD | WT |
| 2007 | GMC | Sierra 2500 HD Classic | SLE, SLT, SL, WT |
| 2002 - 2005 | GMC | Sierra 3500 | Base |
| 2001 - 2006 | GMC | Sierra 3500 | SL, SLE, SLT |
| 2004 - 2006 | GMC | Sierra 3500 | WT |
| 2007 | GMC | Sierra 3500 Classic | WT, SL, SLE, SLT |
| 2007 | GMC | Sierra 3500 HD | SLT, WT, SLE |
| 2003 - 2007 | GMC | W3500 Forward | W3S042 |
| 2003 - 2006 | GMC | Yukon | Denali, SLT, SLE |
| 2006 | GMC | Yukon | SL |
| 2006 | GMC | Yukon XL 1500 | SL |
| 2003 - 2006 | GMC | Yukon XL 1500 | SLE, Denali, SLT |
| 2003 - 2006 | GMC | Yukon XL 2500 | SLT, SLE |
| 2003 - 2006 | Isuzu | Ascender | Base, LS |
| 2003 - 2005 | Isuzu | Ascender | Limited |
| 2004 - 2008 | Isuzu | Ascender | S |
| 2003 - 2004 | Oldsmobile | Bravada | Base |
| 2005 - 2008 | Pontiac | Grand Prix | Base, GXP |
| 2005 - 2007 | Pontiac | Grand Prix | GT |
| 2004 | Pontiac | Grand Prix | GT1, GT2 |
| 2004 - 2005 | Pontiac | Grand Prix | GTP |
| 2006 - 2009 | Saab | 9-7x | 4.2i, 5.3i |
| 2008 - 2009 | Saab | 9-7x | Aero |
| 2005 | Saab | 9-7x | Arc, Linear |
