Sierra Classic 2500 4WD V8-6.0L (2007)
5. Exert a 110 Nm (25 lb) force upward, and then downward while measuring the total distance the arm moves.
6. If movement exceeds 2 mm (0.078 inch) replace the idler arm.
5. Exert a 110 Nm (25 lb) force upward, and then downward while measuring the total distance the arm moves.
6. If movement exceeds 2 mm (0.078 inch) replace the idler arm.