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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 517 (Engine Controls And Fuel - 3.6L (LLT) - DTC P0010 To DTC P0336) >> Diagnostic Information and Procedures >> DTC P0068 or P1101: Throttle Body Air Flow Performance/Intake Air Flow System Performance >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

You must perform the Circuit/System Verification before proceeding with Circuit/System Testing.

  1. Verify the integrity of the entire air induction system by verifying that none of the conditions listed below exist:
    • Any damaged, improperly installed, collapsed, or restricted components
    • Improper operation of turbocharger wastegate actuator or bypass valve, where equipped
    • Loose clamps, cracks, or other damage
    • An air flow restriction
    • Restricted air filter
    • Splits, kinks, leaks, or improper connections at the vacuum hoses
    • Vacuum leaks at the intake manifold, MAP sensor, and throttle body
    • Water intrusion
    • Any snow or ice buildup, in cold climates
    • Contamination of the MAF sensor element
    • Missing, restricted, or leaking exhaust components-Refer to Symptoms - Engine Exhaust for further diagnosis.
    • If a condition is found 

      Repair or replace component as appropriate.

    • If no condition is found 
  2. Test the engine for a mechanical condition. Refer to Symptoms - Engine Mechanical for diagnosis.
    • If a condition is found 

      Repair or replace component as appropriate.

    • If no condition is found 
  3. All OK.
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