Ignition System Specifications

2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION Ignition System Specifications
WARNING: This page is about a different car, the 2019 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Application Specification
Ignition System Type T8 Ignition Coil
Firing Order 1 - 8 - 7 - 2 - 6 - 5 - 4 - 3
Spark Plug Wire Resistance 170 to 220 ohms per 25.4 mm (1.0 in)
Spark Plug Torque Refer to: Fastener Specifications
Spark Plug Gap Refer to: Engine Mechanical Specifications (RPO L96 VIN G)
Spark Plug Type Refer to: Electronic Parts Catalog
RENDER: 1.0x

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When to See a Mechanic

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

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