K 1500 Yukon XL 4WD V8-8.1L VIN G (2001)
9. Install the exhaust front heat shield to the studs.
10. Install the exhaust front heat shield nuts.
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Tighten the exhaust heat shield nuts to 9 Nm (80 inch lbs.).
11. Install the catalytic converter, if necessary.
12. Install the exhaust manifold pipe, if necessary.