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Home >> Chevrolet >> 2001 >> Chevy Express G3500, Van Cargo Extended, 4.3 W >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 4.3L >> Programming >> Idle Learn Procedure >> M/T
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Idle Learn Procedure: M/T

  1. Turn ignition off.
  2. Restore PCM battery feed.
  3. Turn A/C controls off.
  4. Set parking brake and block drive wheels.
  5. Place transmission in Neutral.
  6. Start engine.
  7. Ensure engine coolant temperature is more than 176°F (80°C).
  8. Allow engine to idle for 5 minutes.
  9. Turn engine off for 30 seconds.