Ditto...my headlamps were replaced under warranty twice by my dealer.

Items that were replaced on my XFire under warranty:

Headlamps - twice.
Passenger & driver seat's - totally replaced under warranty.
Heated seat's control module.
Nav Radio - twice.
Driver side & passenger side window regulators.
Steering wheel.
All silver trim on the interior.
Cigarette lighter.

TSB's & Recalls performed on my car:

Cooling Fan Control Module.
Transmission "O" Ring.
Cabin Wind Noise.