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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 6.5 FREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 214 (ENGINE CONTROLS SELF-DIAGNOSTICS - 3.4L)DIAGNOSTIC TESTSDTC P0327: KNOCK SENSOR CIRCUITCONDITIONS FOR RUNNING
2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 F

Conditions For Running

2001 Chevrolet Chevy Express G3500, Van Passenger Extended, 6.5 FSECTION Conditions For Running
WARNING: This page is about a different car, the 2003 Pontiac Grand Am, 2003 Oldsmobile Alero, 2003 Chevrolet Monte Carlo, and 2003 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
  • DTCs P0101, P0102, P0103, P0116, P0117, P0118, P0121, P0122, P0123, P0125, P0336, P0341, P0502, P0503, P1114, P1115, P1121, P1122 or P1336 are not set.
  • The engine speed is 1000-5000 RPM.
  • The engine run time is more than 30 seconds.
  • The throttle angle is more than 15 percent.
  • The engine load is more than 45 percent.
  • The ECT sensor parameter is more than 140°F (60°C).
  • The MAP sensor parameter is more than 55 kPa.
  • The maximum spark retard is less than 15 degrees.
  • The ignition voltage is more than 9 volts.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.