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2009 CHEVROLET TRAVERSE
3.6L V6•AWD•AUTOMATIC•gas
8 active safety recalls on this vehicle — view recalls
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Repairs0Labor485Torque3362Fluid10DTC1195Battery1Maintenance0Recalls8
P1416moderate severityPowertrain

Secondary Air Injection System Bank 2

on 2009 Chevrolet Traverse 3.6L V6 · AWD

What this code means

The PCM detected that the AIR system is not functioning properly on Bank 2. Same operating principle as P1415 but for the opposite bank.

Symptoms

  • Check Engine Light
  • Failed emissions test
  • Cold start rough idle
  • Increased cold-start emissions

Common causes

  • Faulty AIR check valve Bank 2
  • AIR pump failure
  • Restricted AIR hose Bank 2
  • Relay or fuse issue
  • Carbon buildup in passages

Diagnostic steps

  1. Check AIR pump relay and fuse
  2. Inspect Bank 2 AIR check valve
  3. Test AIR pump operation
  4. Check vacuum lines
  5. Monitor Bank 2 O2 sensor during AIR test

Repair notes

Inspect Bank 2 check valve for restriction. Replace AIR pump or check valve as needed.

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