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HOMESERVICE MANUALSGMC2020ACADIA SLREPAIR AND DIAGNOSISENGINE MECHANICALCOOLING SYSTEM (MECHANICAL)ENGINE HEATING AND COOLING SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESDTC P00B3-P00B5DIAGNOSTIC FAULT INFORMATION
2020 GMC Acadia SL

Diagnostic Fault Information

2020 GMC Acadia SLSECTION Diagnostic Fault Information
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Signal P00B3 P00B4, P00B5 P00B4* -
Low Reference - P00B4, P00B5 ** * -
*Internal control module or component damage may occur if the circuit shorts to B+.
**Additional DTCs may set.
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.