Back to 2017 GMC Acadia

2017 GMC ACADIA

2.5L I4AWDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor595Torque4792Fluid9DTC969Battery0Maintenance0Recalls4
P0114low severityPowertrain

IAT Sensor 1 Circuit Intermittent

on 2017 GMC Acadia 2.5L I4 · AWD

What this code means

The IAT sensor signal is intermittent.

Symptoms

  • Check Engine Light (intermittent)
  • Erratic idle

Common causes

  • Loose connector
  • Damaged wiring
  • Intermittent sensor failure

Diagnostic steps

  1. Wiggle test
  2. Monitor IAT signal
  3. Inspect connector

Repair notes

Repair connector or wiring.

Other Powertrain codes on this vehicle

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