Walker 921-2090 Ignition Coil

Walker ThunderSpark Ignition Coil

Walker ThunderSpark ignition coil Part Number 921-2090 is a direct-fit replacement for a wide range of GM and Saab applications. It is built for vehicles that need consistent spark delivery to restore smooth engine operation and reliable starting.

Key Features

• Ignition coil for gasoline engine ignition systems
• Walker ThunderSpark product line
• Direct-fit replacement for select Buick, Chevrolet, GMC, Pontiac, Saturn, and Saab models
• Fits applications listed as Single Coil and ThunderSpark in the catalog fitment data
• Part Number 921-2090 for accurate ordering and lookup

Fitment Overview

• Fits 2015-2017 Buick Regal, N/A, Single Coil
• Fits 2015-2017 Buick Verano, N/A, Single Coil
• Fits 2013-2017 Chevrolet Equinox, N/A, Single Coil
• Fits 2016-2017 GMC Terrain, N/A, Single Coil
• Fits 2015-2016 Buick LaCrosse, N/A, Single Coil
• Fits 2012-2015 Chevrolet Captiva Sport, N/A, ThunderSpark
• Fits 2010-2015 GMC Terrain, N/A, ThunderSpark
• Fits 2010-2014 Buick LaCrosse, N/A, ThunderSpark
• Fits 2011-2014 Buick Regal, N/A, ThunderSpark
• Fits 2012-2014 Buick Verano, N/A, ThunderSpark
• Fits 2014 Chevrolet Impala, N/A, Single Coil
• Fits 2013-2014 Chevrolet Malibu, N/A, Single Coil
• Fits 2010-2012 Chevrolet Equinox, N/A, ThunderSpark
• Fits 2007-2012 Chevrolet Malibu, N/A, ThunderSpark
• Fits 2008-2011 Chevrolet Captiva Sport, N/A, Single Coil
• Fits 2006-2011 Chevrolet HHR, N/A, ThunderSpark
• Fits 2011 Saab 9-3, N/A, ThunderSpark
• Fits 2011 Saab 9-5, N/A, Single Coil
• Fits 2010 Buick Allure, N/A, Single Coil
• Fits 2006-2010 Chevrolet Cobalt, N/A, ThunderSpark
• Fits 2007-2010 Pontiac G5, N/A, ThunderSpark
• Fits 2006-2010 Pontiac G6, N/A, ThunderSpark
• Fits 2007-2010 Saturn Sky, N/A, ThunderSpark
• Fits 2010 Saturn Vue, N/A, Single Coil
• Fits 2006-2009 Pontiac Solstice, N/A, ThunderSpark
• Fits 2007-2009 Saturn Aura, N/A, ThunderSpark
• Fits 2007-2009 Saturn Vue, N/A, ThunderSpark
• Fits 2006-2007 Saturn Ion, N/A, ThunderSpark
• Fits 2006 Pontiac G4, N/A, Single Coil
• Fits 2006 Pontiac Pursuit, N/A, Single Coil

Detailed Description

This Walker ignition coil is cataloged for a broad set of Chevrolet Malibu, Chevrolet Equinox, Buick Regal, and GMC Terrain applications, along with additional Buick, Pontiac, Saturn, and Saab models. Use Part Number 921-2090 when verifying the correct ignition coil for your vehicle, especially when searching for a 2006-2017 GM ignition coil replacement or a Walker ThunderSpark ignition coil for specific fitment.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Problems It Can Address

• Engine misfire under load or at idle
• Hard starting or extended crank time
• Rough running and inconsistent spark output
• Check engine light related to ignition performance
• Loss of power caused by weak coil output

Installation Notes

Confirm engine and ignition system fitment before installation, since this part is listed for multiple GM platforms and Saab applications. Compare the original coil connector, mounting style, and catalog notes against your vehicle before replacing the unit. Part Number 921-2090 should be matched to the exact application shown in the fitment data.

Quality Assurance

Walker ThunderSpark is the product line identified for this ignition coil, and the catalog fitment data supports direct application matching across the listed vehicles. Verify the part number and vehicle details before installation to ensure correct selection.