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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System - Manual >> Diagnostic Information and Procedures >> DTC B048D or B048E: Auxiliary Heater Temperature Command Circuit >> Conditions for Setting the DTC

Conditions for Setting the DTC

B048D 01 

The voltage at the HVAC control module output to the electrical auxiliary heater is always high.

B048D 06 

The voltage at the HVAC control module output to the electrical auxiliary heater is always low or floating.

B048E 00 

The feedback signal of the electrical auxiliary heater does not correspond with the requested PWM signal.

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