Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2000K TAHOE 4WD V8-5.7L VIN RREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESSCAN TOOL DATA, NORMAL VALUES AND DEFINITIONSSCAN TOOL DATA DEFINITIONS - POWERTRAIN SYSTEMSAUTO RECIRCULATION
2000 Chevrolet K Tahoe 4WD V8-5.7L VIN R
Auto Recirculation
2000 Chevrolet K Tahoe 4WD V8-5.7L VIN RSECTION Auto Recirculation
(On/Off)
If the Secondary High Pressure switch closes, indicating high refrigerant pressures, auto recirculation will be commanded ON by the VCM. This will prevent warm outside air from entering the vehicle which might further raise the A/C refrigerant pressures.
If the Secondary High Pressure switch closes, indicating high refrigerant pressures, auto recirculation will be commanded ON by the VCM. This will prevent warm outside air from entering the vehicle which might further raise the A/C refrigerant pressures.
RENDER: 1.0x
NO RELATED
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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.