Oil Sludge Build-Up In My Car's Engine | USA Automotive
Light brown gunk on oil cap? - MBWorld.org Forums
Gunk under my oil cap | GMC Terrain, Equinox, and SRX Forum
Brown sludge in oil cap | BimmerFest BMW Forum
Noticed a rusty orange color inside oil cap and down filler tube. | Chevy Tahoe Forum | GMC Yukon Forum | Tahoe Z71 | Cadillac Escalade - Tahoe Yukon Forum
Found white sludge under engine oil cap | IH8MUD Forum
Brown Sludge on oil filler cap and dipstick
Found this weird sludge on the underside of my oil cap. What is this?/Should I be worried? : r/MINI
Tan / Yellow Sludge Pudding Under Oil Fill Cap | VW Audi 2.0T - YouTube
Sludge underneith oil cap - Toyota 4Runner Forum - Largest 4Runner Forum
1998 ES300 first oil change! (Found sludge under oil fill cap?) - ClubLexus - Lexus Forum Discussion
Heard of the 'Black Death' in engines?
Sludge on oil Cap - LS1TECH - Camaro and Firebird Forum Discussion
Yellow sludge oil cap ?? | ClioSport.net
Moisture in your oil. | Polaris Slingshot Forum
Weird Sludge/gunk under oil cap? | Tacoma World
Yellow sludge inside oil fill cap normal? | Tacoma World
If I look under the engine oil cap and see a sludgy mess instead of regular oil, do I need an oil change? - Quora
Brown Sludge on oil filler cap and dipstick
Oil Fill Pics - Crud Buildup - ClubLexus - Lexus Forum Discussion
White sludge under oil cap | 2016+ Honda Civic Forum (10th Gen) - Type R Forum, Si Forum - CivicX.com
What is this sludge on my oil cap? - 6SpeedOnline - Porsche Forum and Luxury Car Resource
White Stuff Under the Oil Cap: Causes, Fixes & More | dubizzle
Audizine Forums
What would you do? | Chevy Colorado & GMC Canyon
Milky, Frothy Engine Oil: Should I Worry? :: YummyMummyClub.ca
What Is the White Stuff Under Your Oil Cap? | The Drive
