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.
Timing Chain Idler Sprocket Installation - Right Side Valvetrain Valvetrain Timing Timing Belt/Chain
Ensure that the right camshaft intermediate drive chainidler-(1) is being installed. The recessedhub-(4) and the smaller sprocket of the right camshaftintermediate drive chain idler is installed outward. The raised huband the larger sprocket of the right camshaft intermediate drivechain idler is ins ...