P0100 Code: 2022 Chevrolet – What It Means & Cost to Fix

2022 Chevrolet Colorado P0100 Code: Diagnosing MAF Circuit Malfunction

P0100 on Your 2022 Chevrolet Colorado

A P0100 code on your 2022 Chevrolet Colorado indicates the ECM has detected a malfunction in the mass air flow (MAF) sensor circuit. Your Colorado uses the 2.5L I4, 3.6L V6, or 2.8L Duramax diesel, all depending on accurate MAF readings.

Symptoms

  • Check engine light on
  • Rough or unstable idle
  • Hesitation during acceleration
  • Reduced power
  • Poor fuel economy
  • Possible stalling

Common Causes

  1. Contaminated MAF sensor (34%) — Dust, oil, and debris accumulation.
  2. Wiring or connector issues (22%) — Heat and vibration.
  3. Faulty MAF sensor (18%) — Internal failure.
  4. Intake air leak (13%) — Loose boot or clamp.
  5. Air filter restriction (8%) — Overdue change.
  6. ECM issue (5%) — Rare.

Diagnostic Steps

  1. MAF sensor cleaning — Use dedicated MAF cleaner spray.
  2. Air filter check — Replace if dirty.
  3. Connector inspection — Check for corrosion or looseness.
  4. Intake inspection — Check all post-MAF connections.
  5. Scan tool data — Verify MAF readings.
  6. MAF replacement — If cleaning fails.

Repair Costs

  • MAF cleaning: $10–$15 (DIY)
  • Air filter: $15–$30 (DIY)
  • MAF sensor: $130–$320
  • Intake boot: $70–$195
  • Wiring repair: $90–$270

Warranty

Your 2022 Colorado's 3-year/36,000-mile warranty extends through 2025. The federal emissions warranty covers the MAF sensor for 8 years/80,000 miles through 2030.

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