Service Manual

EGR Connection Tubes ISB, ISBe and QSB (Common Rail [...]
Page 11-26 Section 11 - Exhaust System - Group 11
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Remove the two V-band clamps, tube, and gaskets.
Discard the gaskets.
Inspect for Reuse
Inspect the tube for cracks, restrictions, plugging, and
damage.
Inspect the V-band clamps for signs of overextension. The
band must not be bent or damaged.
Inspect the V-band clamp threads for damage.
Replace the V-band clamp if damage is found.
Install
Before installing the V-band clamp, coat the clamping
surface with high temperature anti-seize compound.