Back to 2003 GMC Envoy

2003 GMC ENVOY

4.2L I64WDAUTOMATICgas
8 active safety recalls on this vehicle — view recalls
Repairs0Labor1186Torque9376Fluid16DTC1524Battery0Maintenance0Recalls8
P0010moderate severityPowertrain

Intake Camshaft Position Actuator Circuit/Open Bank 1

on 2003 GMC Envoy 4.2L I6 · 4WD

What this code means

The PCM detected a malfunction in the intake camshaft position actuator circuit for Bank 1. The VVT solenoid controls oil flow to the camshaft phaser.

Symptoms

  • Check Engine Light
  • Rough idle
  • Reduced power
  • Engine rattle on startup

Common causes

  • Faulty VVT solenoid
  • Low oil level or dirty oil
  • Wiring issue
  • Camshaft phaser failure

Diagnostic steps

  1. Check engine oil level and condition
  2. Test VVT solenoid resistance
  3. Inspect wiring to solenoid
  4. Command solenoid on/off with scan tool
  5. Check oil pressure

Repair notes

Replace VVT solenoid or repair wiring. Ensure oil is clean and at proper level.

Other Powertrain codes on this vehicle

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