This light, a Driver Information Center (DIC) Message, and a chime come on when there is an issue with the DEF.
If the DEF issue has not been corrected, the light will continue to flash. The vehicle's speed may also be limited. See Diesel Exhaust Fluid.
Secondary Camshaft Intermediate Drive Chain Replacement - Right Side Valvetrain Camshaft
Removal ProcedureRemove the engine front cover. Refer toEngine Front Cover Replacement.Remove the right bank secondary camshaft drive chaintensioner. Refer toSecondary Timing Chain Tensioner Removal - Right Side.Remove the right bank secondary camshaft drive chain shoe.Refer toSecondary Camshaft Dri ...