mcmurry brought the no. 90 spirit of racing car into his garage with a misfiring engine and later retired. nick tandy got past antonio garcía's no. 3 corvette but clipped the curb at the bus stop chicane too hard and speared into the tyre barrier after losing control of his vehicle's rear leaving the turn. he returned to the pit lane with heavy car damage. as it turned january 28, nasr's right-rear tire failed but had minimal car damage and went to the pit lane for a replacement wheel. the lead of gtd went to adam christodoulou's no. 33 riley mercedes-amg because imsa deemed that jeffrey schmidt's no. 29 land audi had exceeded the maximum rate of permitted fuel flow (a balance of performance transgression) at the car's pit stops. imsa ordered the team to serve a five-minute stop-and-hold penalty. the race's second full course yellow was activated for 18 minutes when roberto gonzález was on his out-lap on cold tyres and went straight into the tyre barrier at the third corner. mustang sampling racing changed the brake discs on the no. 5 car during the caution, allowing ricky taylor and pagenaud into first and second overall.