W willbur Joined Jun 6, 2013 Messages 1,637 Location sw ohio Jul 17, 2022 #21 Claud said: It seems 10w30 is virtually unobtainable in the UK lately. My 1998 3800 V6 buick is due an oil change. Would 5w30 work? The engine has 150k miles behind it, and runs like new. Claud. Click to expand... Anything will work
Claud said: It seems 10w30 is virtually unobtainable in the UK lately. My 1998 3800 V6 buick is due an oil change. Would 5w30 work? The engine has 150k miles behind it, and runs like new. Claud. Click to expand... Anything will work
