Suburban 2WD V8-5.3L (2008)
Important: Do not reuse the old idler arm nut.
4. Install the new idler arm nut (3) to the idler arm (1).
Tighten the nut to 62 N.m (46 lb ft).
5. Install the engine shield, if equipped. Refer to Engine Shield Replacement .
6. Adjust the front toe. Refer to Front Toe Adjustment (See: Alignment/Service and Repair/Front Toe Adjustment) .