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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 161 (COMMON SPECS & PROCEDURES)IGNITION SYSTEMSPARK PLUGSSPARK PLUG SPECIFICATIONS
2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Spark Plug Specifications

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Spark Plug Specifications
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2003 GMC Savana Special, 2003 GMC Savana Camper Special, 2003 GMC Savana, 2003 Chevrolet RV Cutaway, and 2003 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
SPARK PLUG SPECIFICATIONS

Application Specification
Spark Plug Type
4.3L AC R41-932
4.8L, 5.3L & 6.0L AC 25171803
Gap Iridium .040 in. (1.04 mm)
Platinum .060 in. (1.52 mm)
Tightening Torque 11 Ft. Lbs. (15 N.m)
Firing Order
4.3L 1-6-5-4-3-2
4.8L, 5.3L & 6.0L 1-8-7-2-6-5-4-3
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.