Ignition Coil - Replaces GM #10489421 - ACDelco # D577


Vendor: GWA Auto Parts



Ignition Coil - Replaces GM 10489421 and D577 - Fits Chevrolet, GMC, Cadillac V6 and V8 - Ignition Coil for 2000 Chevy Silverado and more

  • Replacement Ignition Coil - Solves common misfire, rough running issues, poor gas mileage and check engine light (CEL)
  • Compatible replacement for #D577. Fits most Chevrolet, Cadillac, GMC V6 & V8 models from 1996-2005. See below for full details
  • 2 year or 24,000 mile warranty
  • Simple DIY Installation - Installs in minutes with no special tools
  • OEM Quality, Fit, and Finish (NOT a genuine GM part)


If your Buick, Cadillac, Chevrolet, GMC, Pontiac, or Oldsmobile has begun to misfire, idle erratically, or hesitate under acceleration a bad coil pack could be to blame. By providing the proper spark to the spark plug all of these running issues can be resolved. This AA Ignition Coil Pack is a direct replacement for the factory GM coil. Made by an original equipment supplier (OEM) these coil packs surpass the factory quality and will get your engine running how it should be; smooth and fast.

This is a compatible replacement part manufactured by AA Ignition. This ignition coil is NOT a genuine GM part. GM and their associated vehicle models and part numbers are used in this listing only to identify the vehicles this ignition coil fits.