GM Service Manual Online
For 1990-2009 cars only

Conditions for Setting the DTC

This DTC indicates that there may be broken tire sensors or a malfunctioning receiver unit. Mismatches in tire sensor ID may also cause this problem.

DTC

Component

Symptom

Action(s)

E1

Sensor(s) receiver

    • Not Transmitting
    • RF Section Malfunction

If no transmission received within 5 minutes of driving, contact dealer