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June 10, 2019 Service bulletin

Engine and engine cooling

Chevrolet technical service bulletin PIP5658 for 2019 Chevrolet Silverado 5500, 2019 Chevrolet Silverado 4500 and 2019 Chevrolet Silverado 6500.

Bulletin number
PIP5658
Component
Engine and engine cooling
Summary
This Preliminary information communicates There may be a concern where coolant heat shrink clamps need to be replaced for a coolant leak and/or for a service repair. Difficult to get the heat shrink clamps?to seal the coolant hose. For locations that are inaccessible to a heat gun, use hose clamp p/n 1518389C1, torque @ 9-11 Nm (79 - 97 lb in).

Owners of these vehicles have filed 2 complaints in the engine category.

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