Conditions for Setting the DTC

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: This is a normal operation in extreme ambient conditions to protect the part.

The EHPS module senses that the EHPS ECU temperature is greater than 125°C (257 °F).
The steering wheel is held at lock indefinitely.