Charge Air Cooler Coolant Filler Cap Replacement

WARNING: This page is about a different variant/trim than selected.

Fig 1: Charge Air Cooler Coolant Filler Cap

GM1644583

Courtesy of GENERAL MOTORS CORP.

Charge Air Cooler Coolant Filler Cap Replacement

Callout	Component Name
CAUTION: To avoid being burned, do not remove the charge air coolant cap while the engine is hot. The cooling system will release scalding fluid and steam under pressure if the charge air coolant cap is removed while the engine and charge air cooling systems are still hot. NOTE: Refer to Fastener Notice . Fastener Tightening Specifications: Refer to Fastener Tightening Specifications .
1	Charge Air Cooler Coolant Filler Cap Bolt Tighten: 10 N.m (89 lb in)
2	Charge Air Cooler Coolant Filler Cap Tip: Ensure that the charge air cooler cooling fill cap is installed in the proper orientation. The dimple on the cap and the dimple on the supercharger DO NOT line up during assembly. Check the charge air cooler coolant level. Refer to Charge Air Cooling System Draining and Filling (Static Fill) or Charge Air Cooling System Draining and Filling (Vac N Fill) .
3	Charge Air Cooler Coolant Filler Cap Seal