General Motors GMG-857 — Cyclone Type Air Cleaner Element Service
Maintenance
For the General Motors GMG-857, from the General Motors operator's manual.
Applies to: KEM GMG-857, General Motors 5.7L V8 (350 CID) engine
Before you start
- If left loose, dust will be drawn in and the air cleaner will fail to function properly.
Procedure
- Remove the dust cup and withdraw the element.
- On double element type, do not remove the inner element when cleaning the outer element.
- Remove inner element only when the outer element is replaced; replace both at the same time.
- Clean the inside of the case and dust cup before installation.
- Slowly insert the element; if horizontal, install dust cup with direction mark face upward.
- Ensure element and dust cup are securely installed.
Full service-parts list: KEM GMG-857 →
Source: General Motors operator's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.