Denso 673-7106 Direct Ignition Coil

Denso Direct Ignition Coil for GM Trucks and SUVs

Denso 673-7106 is a direct ignition coil, also called a coil near plug, built for GM truck and SUV applications that use coil-on-plug ignition. It delivers 12.0-volt operation in a black housing with one female tower connection for a direct OE-style replacement.

Fits 1999-2007 Chevrolet Silverado, 1999-2007 GMC Sierra, and 2000-2007 Chevrolet Tahoe, Yukon, and Escalade platform vehicles listed below. This part number, 673-7106, is also a direct cross-reference for several aftermarket and OE replacement listings.

Key Features

• Direct ignition coil / coil near plug design
• 12.0-volt electrical specification
• Black housing with one female tower
• OE-style replacement for selected Chevrolet, GMC, Cadillac, and Hummer applications
• Denso direct ignition coil line for factory-style ignition service

Product Details

Denso’s Direct Ignition Coil - Coil Near Plug line is built around OE replacement requirements for modern ignition systems. Part number 673-7106 is intended for vehicles that use individual coils mounted near the spark plug, helping restore consistent spark delivery in the ignition system. Denso applies controlled testing and inspection during production to support reliable coil performance and fitment accuracy. This part cross-references NGK 49081 for the same application.

Vehicle Fitment

• Fits 1999-2006 Chevrolet Silverado 1500, N/A
• Fits 2001-2003 Chevrolet Silverado 1500 HD, N/A
• Fits 2005-2006 Chevrolet Silverado 1500 HD, N/A
• Fits 1999-2004 Chevrolet Silverado 2500, N/A
• Fits 2001-2006 Chevrolet Silverado 2500 HD, N/A
• Fits 2001-2006 Chevrolet Silverado 3500, N/A
• Fits 2000-2006 Chevrolet Suburban 1500, N/A
• Fits 2000-2006 Chevrolet Suburban 2500, N/A
• Fits 2000-2006 Chevrolet Tahoe, N/A
• Fits 2002-2006 Cadillac Escalade, N/A
• Fits 2003-2006 Cadillac Escalade ESV, N/A
• Fits 2002-2006 Cadillac Escalade EXT, N/A
• Fits 2002-2006 Chevrolet Avalanche 1500, N/A
• Fits 2003-2006 Chevrolet Avalanche 2500, N/A
• Fits 1999-2006 GMC Sierra 1500, N/A
• Fits 2001-2003 GMC Sierra 1500 HD, N/A
• Fits 2005-2006 GMC Sierra 1500 HD, N/A
• Fits 1999-2004 GMC Sierra 2500, N/A
• Fits 2001-2006 GMC Sierra 2500 HD, N/A
• Fits 2001-2006 GMC Sierra 3500, N/A
• Fits 2000-2006 GMC Yukon, N/A
• Fits 2000-2006 GMC Yukon XL 1500, N/A
• Fits 2000-2006 GMC Yukon XL 2500, N/A
• Fits 2003-2007 Hummer H2, N/A
• Fits 2007 Chevrolet Silverado 1500 HD Classic, N/A
• Fits 2007 Chevrolet Silverado 2500 HD Classic, N/A
• Fits 2007 Chevrolet Silverado 3500 Classic, N/A
• Fits 2007 GMC Sierra 1500 Classic, N/A
• Fits 2007 GMC Sierra 1500 HD Classic, N/A
• Fits 2007 GMC Sierra 2500 HD Classic, N/A
• Fits 2007 GMC Sierra 3500 Classic, N/A

Common Issues This Part Can Address

• Engine misfire caused by a weak or failing ignition coil
• Rough idle or hesitation during acceleration
• Hard starting related to inconsistent spark output
• Check engine light conditions tied to ignition coil faults
• Loss of power under load in coil-near-plug ignition systems

Installation Notes and Tips

Verify the connector style, tower gender, and OE part number before installation. On GM Silverado, Sierra, Tahoe, Yukon, Escalade, and Hummer H2 applications, confirm the engine uses the listed coil-near-plug configuration and match the vehicle year exactly to the fitment table. Inspect spark plugs and related ignition components during service to avoid repeat coil failure.

Quality Assurance

Denso backs this ignition coil with its OE-focused manufacturing approach, including testing and inspection processes used to support consistent ignition performance and fit accuracy. The 673-7106 is built as a direct replacement for the listed applications.