Conditions for Clearing the DTC
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- A current DTC U1000 will clear when all critical operating parameters for the module have been associated with an identification number, or at the end of the current ignition cycle.
- A history DTC U1000 will clear after 50 ignition switch ON/OFF cycles with no repeat of the failure.