Homeβ€Ί Ignition > Ignition Coilβ€Ί TechPro 50GM133 Ignition Coil
Part #: 50GM133

TechPro 50GM133 Ignition Coil

βš™οΈ 263 vehicles fit this part
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βœ…OE Direct Replacement β€” Bolt-on fit, no modifications needed
πŸš—Fitment: Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab, 9-7x, Allure, Ascender, Avalanche, Camaro, Canyon, Caprice, Colorado, Corvette, CTS, Envoy, Envoy XL, Envoy XUV, Escalade, Escalade ESV, Escalade EXT, Express 1500, Express 2500, Express 3500, G8, Grand Prix, GTO, H2, H3, H3T, Impala, LaCrosse, Monte Carlo, Rainier, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado 1500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500 Classic, Silverado 3500 HD, SS, SSR, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Trailblazer EXT, Yukon, Yukon XL 1500, and Yukon XL 2500
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Reliable Ignition Coil for Select GM and Related Vehicles

The TechPro 50GM133 ignition coil is engineered to provide consistent ignition performance for a range of GM and related makes. Designed to meet OEM specifications, this ignition coil supports efficient engine operation in vehicles such as the Chevrolet Silverado, Cadillac Escalade, and GMC Sierra.

  • Direct replacement ignition coil for multiple GM and related models
  • Compatible with Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, and Saab vehicles
  • Part number 50GM133 ensures precise fit and function
  • Supports reliable spark delivery for improved engine performance
  • Designed for use in various models including Silverado 1500, Escalade ESV, and Trailblazer EXT

Product Overview and Compatibility

The TechPro 50GM133 ignition coil is a critical component in the ignition system, responsible for converting the battery's voltage into the high voltage needed to ignite the fuel-air mixture in the engine cylinders. This ignition coil is compatible with a wide range of vehicles, including Buick Allure, Cadillac CTS, Chevrolet Camaro, GMC Canyon, Hummer H3, Isuzu Ascender, Pontiac G8, and Saab 9-7x. It is designed to fit models such as the Chevrolet Avalanche, Cadillac Escalade EXT, and GMC Sierra 2500 HD Classic, ensuring broad application across multiple platforms.

Common Applications and Problem Resolution

  • Resolves engine misfires caused by faulty ignition coils
  • Improves starting issues related to weak or inconsistent spark
  • Addresses rough idling and poor acceleration due to ignition coil failure
  • Helps reduce engine hesitation and stalling problems
  • Supports overall ignition system reliability in high-demand driving conditions

Installation Notes and Tips

When installing the TechPro 50GM133 ignition coil, ensure the vehicle's ignition system is powered off and the battery is disconnected to prevent electrical shock. Verify the part number matches the original coil to confirm compatibility. Carefully remove the old ignition coil and inspect the mounting area for corrosion or damage before installing the new coil. Proper torque specifications should be followed to secure the coil without causing damage. After installation, perform a system check to confirm proper engine operation.

Quality Assurance and Warranty

TechPro ignition coils are manufactured to meet or exceed OEM standards, providing dependable performance and durability. While specific warranty details for part number 50GM133 are not provided, TechPro products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or manufacturer resources.

This part fits 263 vehicles. Search below:

YearMakeModelPositionNotes
2015CadillacCTSN/ASquare Coil
2015ChevroletCamaroN/ASquare Coil
2015ChevroletCapriceN/ASquare Coil
2015ChevroletExpress 2500N/ASquare Coil
2015ChevroletExpress 3500N/ASquare Coil
2015ChevroletSilverado 2500 HDN/ASquare Coil
2015GMCSavana 2500N/ASquare Coil
2015GMCSavana 3500N/ASquare Coil
2014CadillacCTSN/ASquare Coil
2014CadillacEscaladeN/ASquare Coil
2014CadillacEscalade ESVN/ASquare Coil
2014ChevroletCamaroN/ASquare Coil
2014ChevroletCapriceN/ASquare Coil
2014ChevroletExpress 1500N/ASquare Coil
2014ChevroletExpress 2500N/ASquare Coil
2014ChevroletExpress 3500N/ASquare Coil
2014ChevroletSilverado 2500 HDN/ASquare Coil
2014ChevroletSilverado 3500 HDN/ASquare Coil
2014ChevroletSSN/ASquare Coil
2014ChevroletSuburban 1500N/ASquare Coil
2014ChevroletTahoeN/ASquare Coil
2014GMCSavana 1500N/ASquare Coil
2014GMCSavana 2500N/ASquare Coil
2014GMCSavana 3500N/ASquare Coil
2014GMCSierra 2500 HDN/ASquare Coil
2014GMCSierra 3500 HDN/ASquare Coil
2014GMCYukonN/ASquare Coil
2014GMCYukon XL 1500N/ASquare Coil
2013CadillacCTSN/ASquare Coil
2013CadillacEscaladeN/ASquare Coil
2013CadillacEscalade ESVN/ASquare Coil
2013CadillacEscalade EXTN/ASquare Coil
2013ChevroletAvalancheN/ASquare Coil
2013ChevroletCamaroN/ASquare Coil
2013ChevroletCapriceN/ASquare Coil
2013ChevroletCorvetteN/ASquare Coil
2013ChevroletExpress 1500N/ASquare Coil
2013ChevroletExpress 2500N/ASquare Coil
2013ChevroletExpress 3500N/ASquare Coil
2013ChevroletSilverado 1500N/ASquare Coil
2013ChevroletSilverado 2500 HDN/ASquare Coil
2013ChevroletSilverado 3500 HDN/ASquare Coil
2013ChevroletSuburban 1500N/ASquare Coil
2013ChevroletSuburban 2500N/ASquare Coil
2013ChevroletTahoeN/ASquare Coil
2013GMCSavana 1500N/ASquare Coil
2013GMCSavana 2500N/ASquare Coil
2013GMCSavana 3500N/ASquare Coil
2013GMCSierra 1500N/ASquare Coil
2013GMCSierra 2500 HDN/ASquare Coil
2013GMCSierra 3500 HDN/ASquare Coil
2013GMCYukonN/ASquare Coil
2013GMCYukon XL 1500N/ASquare Coil
2013GMCYukon XL 2500N/ASquare Coil
2012CadillacCTSN/ASquare Coil
2012CadillacEscaladeN/ASquare Coil
2012CadillacEscalade ESVN/ASquare Coil
2012CadillacEscalade EXTN/ASquare Coil
2012ChevroletAvalancheN/ASquare Coil
2012ChevroletCamaroN/ASquare Coil
2012ChevroletCapriceN/ASquare Coil
2012ChevroletColoradoN/ASquare Coil
2012ChevroletCorvetteN/ASquare Coil
2012ChevroletExpress 1500N/ASquare Coil
2012ChevroletExpress 2500N/ASquare Coil
2012ChevroletExpress 3500N/ASquare Coil
2012ChevroletSilverado 1500N/ASquare Coil
2012ChevroletSilverado 2500 HDN/ASquare Coil
2012ChevroletSilverado 3500 HDN/ASquare Coil
2012ChevroletSuburban 1500N/ASquare Coil
2012ChevroletSuburban 2500N/ASquare Coil
2012ChevroletTahoeN/ASquare Coil
2012GMCCanyonN/ASquare Coil
2012GMCSavana 1500N/ASquare Coil
2012GMCSavana 2500N/ASquare Coil
2012GMCSavana 3500N/ASquare Coil
2012GMCSierra 1500N/ASquare Coil
2012GMCSierra 2500 HDN/ASquare Coil
2012GMCSierra 3500 HDN/ASquare Coil
2012GMCYukonN/ASquare Coil
2012GMCYukon XL 1500N/ASquare Coil
2012GMCYukon XL 2500N/ASquare Coil
2011CadillacCTSN/ASquare Coil
2011CadillacEscaladeN/ASquare Coil
2011CadillacEscalade ESVN/ASquare Coil
2011CadillacEscalade EXTN/ASquare Coil
2011ChevroletAvalancheN/ASquare Coil
2011ChevroletCamaroN/ASquare Coil
2011ChevroletCapriceN/ASquare Coil
2011ChevroletColoradoN/ASquare Coil
2011ChevroletCorvetteN/ASquare Coil
2011ChevroletExpress 1500N/ASquare Coil
2011ChevroletExpress 2500N/ASquare Coil
2011ChevroletExpress 3500N/ASquare Coil
2011ChevroletSilverado 1500N/ASquare Coil
2011ChevroletSilverado 2500 HDN/ASquare Coil
2011ChevroletSilverado 3500 HDN/ASquare Coil
2011ChevroletSuburban 1500N/ASquare Coil
2011ChevroletSuburban 2500N/ASquare Coil
2011ChevroletTahoeN/ASquare Coil
2011GMCCanyonN/ASquare Coil
2011GMCSavana 1500N/ASquare Coil
2011GMCSavana 2500N/ASquare Coil
2011GMCSavana 3500N/ASquare Coil
2011GMCSierra 1500N/ASquare Coil
2011GMCSierra 2500 HDN/ASquare Coil
2011GMCSierra 3500 HDN/ASquare Coil
2011GMCYukonN/ASquare Coil
2011GMCYukon XL 1500N/ASquare Coil
2011GMCYukon XL 2500N/ASquare Coil
2010CadillacCTSN/ASquare Coil
2010CadillacEscaladeN/ASquare Coil
2010CadillacEscalade ESVN/ASquare Coil
2010CadillacEscalade EXTN/ASquare Coil
2010ChevroletAvalancheN/ASquare Coil
2010ChevroletCamaroN/ASquare Coil
2010ChevroletColoradoN/ASquare Coil
2010ChevroletCorvetteN/ASquare Coil
2010ChevroletExpress 1500N/ASquare Coil
2010ChevroletExpress 2500N/ASquare Coil
2010ChevroletExpress 3500N/ASquare Coil
2010ChevroletSilverado 1500N/ASquare Coil
2010ChevroletSilverado 2500 HDN/ASquare Coil
2010ChevroletSilverado 3500 HDN/ASquare Coil
2010ChevroletSuburban 1500N/ASquare Coil
2010ChevroletSuburban 2500N/ASquare Coil
2010ChevroletTahoeN/ASquare Coil
2010GMCCanyonN/ASquare Coil
2010GMCSavana 1500N/ASquare Coil
2010GMCSavana 2500N/ASquare Coil
2010GMCSavana 3500N/ASquare Coil
2010GMCSierra 1500N/ASquare Coil
2010GMCSierra 2500 HDN/ASquare Coil
2010GMCSierra 3500 HDN/ASquare Coil
2010GMCYukonN/ASquare Coil
2010GMCYukon XL 1500N/ASquare Coil
2010GMCYukon XL 2500N/ASquare Coil
2010HummerH3N/ASquare Coil
2010HummerH3TN/ASquare Coil
2009BuickAllureN/ASquare Coil
2009BuickLaCrosseN/ASquare Coil
2009CadillacCTSN/ASquare Coil
2009CadillacEscaladeN/ASquare Coil
2009CadillacEscalade ESVN/ASquare Coil
2009CadillacEscalade EXTN/ASquare Coil
2009ChevroletAvalancheN/ASquare Coil
2009ChevroletColoradoN/ASquare Coil
2009ChevroletCorvetteN/ASquare Coil
2009ChevroletExpress 1500N/ASquare Coil
2009ChevroletExpress 2500N/ASquare Coil
2009ChevroletExpress 3500N/ASquare Coil
2009ChevroletImpalaN/ASquare Coil
2009ChevroletSilverado 1500N/ASquare Coil
2009ChevroletSilverado 2500 HDN/ASquare Coil
2009ChevroletSilverado 3500 HDN/ASquare Coil
2009ChevroletSuburban 1500N/ASquare Coil
2009ChevroletSuburban 2500N/ASquare Coil
2009ChevroletTahoeN/ASquare Coil
2009GMCCanyonN/ASquare Coil
2009GMCEnvoyN/ASquare Coil
2009GMCSavana 1500N/ASquare Coil
2009GMCSavana 2500N/ASquare Coil
2009GMCSavana 3500N/ASquare Coil
2009GMCSierra 1500N/ASquare Coil
2009GMCSierra 2500 HDN/ASquare Coil
2009GMCSierra 3500 HDN/ASquare Coil
2009GMCYukonN/ASquare Coil
2009GMCYukon XL 1500N/ASquare Coil
2009GMCYukon XL 2500N/ASquare Coil
2009HummerH2N/ASquare Coil
2009HummerH3N/ASquare Coil
2009HummerH3TN/ASquare Coil
2009PontiacG8N/ASquare Coil
2009Saab9-7xN/ASquare Coil
2008BuickAllureN/ASquare Coil
2008BuickLaCrosseN/ASquare Coil
2008CadillacEscaladeN/ASquare Coil
2008CadillacEscalade ESVN/ASquare Coil
2008CadillacEscalade EXTN/ASquare Coil
2008ChevroletAvalancheN/ASquare Coil
2008ChevroletCorvetteN/ASquare Coil
2008ChevroletExpress 1500N/ASquare Coil
2008ChevroletExpress 2500N/ASquare Coil
2008ChevroletExpress 3500N/ASquare Coil
2008ChevroletImpalaN/ASquare Coil
2008ChevroletSilverado 1500N/ASquare Coil
2008ChevroletSilverado 2500 HDN/ASquare Coil
2008ChevroletSilverado 3500 HDN/ASquare Coil
2008ChevroletSuburban 1500N/ASquare Coil
2008ChevroletSuburban 2500N/ASquare Coil
2008ChevroletTahoeN/ASquare Coil
2008ChevroletTrailblazerN/ASquare Coil
2008GMCEnvoyN/ASquare Coil
2008GMCSavana 1500N/ASquare Coil
2008GMCSavana 2500N/ASquare Coil
2008GMCSavana 3500N/ASquare Coil
2008GMCSierra 1500N/ASquare Coil
2008GMCSierra 2500 HDN/ASquare Coil
2008GMCSierra 3500 HDN/ASquare Coil
2008GMCYukonN/ASquare Coil
2008GMCYukon XL 1500N/ASquare Coil
2008GMCYukon XL 2500N/ASquare Coil
2008HummerH2N/ASquare Coil
2008HummerH3N/ASquare Coil
2008PontiacG8N/ASquare Coil
2008PontiacGrand PrixN/ASquare Coil
2008Saab9-7xN/ASquare Coil
2007BuickRainierN/ASquare Coil
2007CadillacCTSN/ASquare Coil
2007CadillacEscaladeN/ASquare Coil
2007CadillacEscalade ESVN/ASquare Coil
2007CadillacEscalade EXTN/ASquare Coil
2007ChevroletAvalancheN/ASquare Coil
2007ChevroletCorvetteN/ASquare Coil
2007ChevroletImpalaN/ASquare Coil
2007ChevroletMonte CarloN/ASquare Coil
2007ChevroletSilverado 1500N/ASquare Coil
2007ChevroletSilverado 2500 HDN/ASquare Coil
2007ChevroletSilverado 2500 HD ClassicN/ASquare Coil
2007ChevroletSilverado 3500 ClassicN/ASquare Coil
2007ChevroletSilverado 3500 HDN/ASquare Coil
2007ChevroletSuburban 1500N/ASquare Coil
2007ChevroletSuburban 2500N/ASquare Coil
2007ChevroletTahoeN/ASquare Coil
2007ChevroletTrailblazerN/ASquare Coil
2007GMCEnvoyN/ASquare Coil
2007GMCSierra 1500N/ASquare Coil
2007GMCSierra 2500 HDN/ASquare Coil
2007GMCSierra 3500 HDN/ASquare Coil
2007GMCYukonN/ASquare Coil
2007GMCYukon XL 1500N/ASquare Coil
2007GMCYukon XL 2500N/ASquare Coil
2007HummerH2N/ASquare Coil
2007PontiacGrand PrixN/ASquare Coil
2007Saab9-7xN/ASquare Coil
2006BuickRainierN/ASquare Coil
2006CadillacCTSN/ASquare Coil
2006ChevroletCorvetteN/ASquare Coil
2006ChevroletImpalaN/ASquare Coil
2006ChevroletMonte CarloN/ASquare Coil
2006ChevroletSSRN/ASquare Coil
2006ChevroletTrailblazerN/ASquare Coil
2006ChevroletTrailblazer EXTN/ASquare Coil
2006GMCEnvoyN/ASquare Coil
2006GMCEnvoy XLN/ASquare Coil
2006IsuzuAscenderN/ASquare Coil
2006PontiacGrand PrixN/ASquare Coil
2006PontiacGTON/ASquare Coil
2006Saab9-7xN/ASquare Coil
2005BuickRainierN/ASquare Coil
2005ChevroletCorvetteN/ASquare Coil
2005ChevroletSSRN/ASquare Coil
2005ChevroletTrailblazer EXTN/ASquare Coil
2005GMCEnvoyN/ASquare Coil
2005GMCEnvoy XLN/ASquare Coil
2005GMCEnvoy XUVN/ASquare Coil
2005IsuzuAscenderN/ASquare Coil
2005PontiacGrand PrixN/ASquare Coil
2005PontiacGTON/ASquare Coil
2005Saab9-7xN/ASquare Coil
2004GMCEnvoy XLN/ASquare Coil
2004PontiacGTON/ASquare Coil
2003GMCEnvoy XLN/ASquare Coil

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