Circuit/System Testing: P0097

2006 Chevrolet Chevy Express G3500, Van Cargo, 4.8 VSECTION P0097
WARNING: This page is about a different variant/trim than selected.

With the ignition ON, the engine OFF, and the IAT sensor 2 disconnected, observe the IAT Sensor 2 parameter with a scan tool for a value of less than -39°C (-38°F).

  • If the IAT Sensor 2 parameter is less than -39°C (-38°F), replace the IAT sensor 2.
  • If the IAT Sensor 2 parameter is more than -39°C (-38°F), test the IAT sensor 2 signal circuit for a short to ground, low reference, or faulty ECM.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.