Lap 337 - 11:14:52 (11:25 PM) - The No. 01 Lexus takes second place from the No. 39 Lexus.

Lap 339 - 11:18:40 (11:29 PM) - Driver Changes - The No. 75 Pontiac (Krohn), the No. 84 Pontiac (Dallenbach), the No. 11 BMW (Tuttle), the No. 19 Ford (Barron), the No. 93 Porsche (Stewart), the No. 17 Porsche (Seyffarth), the No. 09 Pontiac (Labonte).

Lap 340 - 11:20:00 (11:30 PM) - The overall-leading No. 02 Lexus pits and Mears gets in. The GT-leading No. 82 Porsche pits and Werner gets in. GT LEAD CHANGE - The No. 36 Porsche takes over the class lead.

Lap 342 - 11:23:24 (11:33 PM) - The No. 65 Pontiac pits and Lally gets in. The No. 74 Porsche pits and Lux gets in.

Lap 344 - 11:26:06 (11:36 PM) - The No. 36 Porsche pits and Levitas gets in. The No. 83 Porsche pits and Basseng gets in. The No. 66 Porsche pits and Sauvage gets in. The No. 41 Porsche pits and Gonzalez Jr. gets in. The No. 77 Ford pits and Barber gets in. The No. 22 Porsche pits and Dumoulin gets in. The No. 06 Corvette pits and Oasis gets in.

Lap 345 - 11:30:54 (11:41 PM) - The crew of the No. 69 Porsche reports that the team will attempt to get the car back on track. The No. 65 Pontiac has taken second place in the GT class. The No. 43 Porsche pits and Michaelian gets in.

Lap 348 - 11:34:16 (11:44 PM) - The No. 89 Pontiac goes behind the wall. The No. 87 Porsche pits and Hill gets in. The No. 57 Corvette goes behind the wall. The No. 5 Ford pits and Knoop gets in.

Lap 350 - 11:37:35 (11:47 PM) - Officials report the No. 51 Lexus has stopped on the edge of the track in Turn 4, but continues after a brief delay. The No. 3 BMW goes behind the wall. The No. 57 retires due to no oil pressure.

Lap 351 - 11:40:20 (11:50 PM) - The No. 84 Pontiac goes behind the wall.

Lap 353 - 11:43:50 (11:54 PM) - The No. 81 Porsche pits and Pew gets in.

Lap 355 - 11:46:43 (11:57 PM) - The No. 51 Lexus pits and Hughes gets in. The No. 05 BMW returns to the track. GT CLASS LEAD CHANGE - The No. 65 Pontiac takes the lead from the No. 36 Porsche.

Lap 356 - 11:49:39 (11:59 PM) - The No. 7 Pontiac pits and Dario Franchitti gets in. The No. 60 Lexus is reported to have right rear body damage. The No. 89 Pontiac returns with Fogarty behind the wheel.

Lap 360 - 11:56:53 (12:07 AM) - The No. 64 Pontiac pits and Magnussen gets in.

Lap 362 - 12:00:30 (12:11 AM) - The No. 84 Pontiac returns to the track with Paul Dallenbach driving. The No. 02 Lexus continues to hold the overall lead at the halfway point with the No. 65 Pontiac leading in GT. The No. 60 Lexus pits and Negri gets in.

Lap 363 - 12:03:15 (12:14 AM) - The No. 84 Pontiac goes back behind the wall. The No. 65 Pontiac pits and the No. 36 Porsche retakes the lead.

Lap 371 - 12:15:17 (12:25 AM) - Driver Changes - The No. 28 Ford (Valiante), the No. 4 Pontiac (Stewart), the No. 67 Porsche (Keith), the No. 01 Lexus (Papis), the No. 39 Lexus (Fittipaldi), the No. 46 Corvette (Connolly). The No. 80 Porsche returns to the track after changing a gearbox.

Lap 373 - 12:22:34 (12:32 AM) - The No. 41 Porsche pits and Will Nonnamaker gets in. GT LEAD CHANGE - The No. 82 Porsche takes the lead from the No. 36 Porsche.

Lap 375 - 12:25:20 (12:35 AM) - The No. 06 Corvette has stopped outside of Turn 6 and is reported to be losing fluid.