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Sierra, Silverado 2006-2007 Firing Orders Repair Guide

Access our free Firing Orders Repair Guide for Sierra, Silverado 2006-2007 through AutoZone Rewards. These diagrams include:

  • Fig. 4.3L Engines Firing order: 1-6-5-4-3-2 Distributor rotation: Clockwise
  • Fig. 4.8L, 5.3L, 6.0L, 6.2L and 8.1L Engines Firing order: 1-8-7-2-6-5-4-3 Distributorless ignition system (one coil for each cylinder)
Sierra, Silverado 2006-2007 Firing Orders Repair Guide

Access our Sierra, Silverado 2006-2007 Firing Orders Repair Guide by creating an account or signing into your AutoZone Rewards account. Once you sign in, follow these instructions to access our Repair Guides.

  • Add your vehicle in Manage My Vehicles.
  • Enter your vehicle details.
  • Click the “View More” button, and then click “Vehicle Repair Guides.”
  • Select the chapter ” Firing Orders Repair Guide”.

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