IN COLD WEATHER CONDITIONS OF APPROX. -4 TO 14 DEGREES F (-20 TO -10 DEGREES C), SOME VEHICLES MAY EXHIBIT THE ELECTRIC PARKING BRAKE (EPB) WARNING LIGHT ON WITH ONE OR MORE OF THE FOLLOWING DTCS PRESENT. C112A:77 INCORRECT ELECTRIC PARKING BRAKE MOTOR GEAR UNIT POSITION. C2005:07 MECHANICAL PROBLEM OF ELECTRIC PARKING BRAKE MOTOR GEAR UNIT (RH). C2005:19* ELECTRIC PARKING BRAKE MOTOR GEAR UNIT (RH) CIRCUIT MALFUNCTION. C2005:74 ELECTRIC PARKING BRAKE MOTOR GEAR UNIT (RH) POWER TRANSMISSION IMPOSSIBLE (SPIN). C2006:07 MECHANICAL PROBLEM OF ELECTRIC PARKING BRAKE MOTOR GEAR UNIT (LH). C2006:19* ELECTRIC PARKING BRAKE MOTOR GEAR UNIT (LH) CIRCUIT MALFUNCTION. C2006:74 ELECTRIC PARKING BRAKE MOTOR GEAR UNIT (LH) POWER TRANSMISSION IMPOSSIBLE (SPIN). NOTE: * DTCS C2005:19 AND/OR C2006:19 SHOULD ALWAYS BE PRESENT. IF NEITHER DTC IS PRESENT, THIS BULLETIN IS NOT APPLICABLE TO THE SUBJECT VEHICLE. PROCEED WITH NORMAL TROUBLESHOOTING PROCEDURES ACCORDING TO MS3 ONLINE OR THE WORKSHOP MANUAL. THIS CONDITION OCCURS WHEN PRESSING THE EPB SWITCH TO RELEASE THE ELECTRIC PARKING BRAKE, HOWEVER, THE EPB WILL NOT RELEASE.THIS CONCERN MAY BE CAUSED BY THE EPB MOTOR GEAR UNIT (A) DIMENSIONS BEING OUT OF SPECIFICATION. THE MACHINING DIMENSIONS OF EPB MOTOR GEAR UNIT HAVE BEEN IMPROVED TO ELIMINATE THIS CONCERN.
