Daytime Running Lamps Inhibit
WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
If the engine is started with the park brake engaged, the Daytime Running Lamps (DRL) will not illuminate. Release the park brake in order to illuminate the DRL. If the engine is started with the park brake released, the DRL will illuminate. Applying the park brake after starting the engine will not disable the DRL.