Denso 673-7202 Direct Ignition Coil

Denso Coil on Plug Ignition Coil 673-7202

Denso 673-7202 is a direct ignition coil built for coil-on-plug applications that require 12-volt operation and a black housing. It is a fitment-based replacement for select Chevrolet, GMC, Hummer, Saab, Isuzu, and Buick vehicles, including Colorado, Canyon, H3, Trailblazer, Envoy, and Rainier models.

Key Features

• Direct ignition coil for coil-on-plug systems
• 12-volt electrical specification
• Black finish
• OE-style replacement for select GM and related applications
• Denso Coil on Plug product line for ignition service

Product Details

Denso’s Coil on Plug line focuses on stick-coil ignition applications where precise spark delivery matters. Part number 673-7202 is engineered as a direct ignition coil replacement for vehicles using coil-on-plug ignition, with fitment covering 2006-2012 model years across several truck and SUV platforms. This part cross-references Standard Ignition UF497 and NGK 48719 for the same application. If you are servicing a Chevrolet Colorado, GMC Canyon, or Hummer H3 ignition system, Denso 673-7202 provides a direct-match option for the listed applications.

Common Issues This Part Can Address

• Engine misfire caused by a weak or failing ignition coil
• Rough idle related to inconsistent spark output
• Hard starting from degraded coil performance
• Check engine light triggered by ignition coil faults
• Loss of power under load from intermittent spark delivery

Installation Notes and Tips

Verify the vehicle’s year, make, model, and coil-on-plug configuration before ordering. Confirm the connector style and mounting location against the original coil, and inspect spark plugs and related ignition components during service. For best results, replace coils only with the exact application listed for your vehicle, such as 2007-2012 Chevrolet Colorado, 2007-2012 GMC Canyon, or 2006-2009 Chevrolet Trailblazer.

Quality Assurance

Denso applies controlled testing and inspection processes to its ignition coil production to support consistent quality and fit. The brand’s Coil on Plug line is built around OE-style ignition service for direct replacement applications.