: Oil change

12-28-03, 12:29 PM
Im about to do an oil change on my 98 deville which it has 92,000 miles what kind of oil do you guys recommend i should use. I was using valvoline 10-30 durablend should i keep using it or go with 10-40??

12-28-03, 05:58 PM
Unless you are constantly towing a trailer I'd stay with the 10w30.

El Dobro
12-29-03, 08:15 PM
Unless it's a diesel, GM doesn't recommend using anything over 30 weight, so just keep using what you're using now.

12-29-03, 09:46 PM
Most engine damage is done on cold starts. Running the lightest weight oil reduces this wear.