P1542 OBD Trouble Code

1 result found

P1542 - GM
Type Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description

A/C System, High Pressure/High Temperature Conditions

Cause

DTC P1535 not set and P1542 not current, then the PCM detected that the A/C system was off due to a High Pressure switch input (the actual fault depends on the System State 0, 1 or 2 condition)

Try also: https://www.obd-codes.com/p1542