Oil Change/Maintainance

ahunang

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#1
i have a 2005 5 series and my car has just under 13k miles on it. the car is telling to take it in to get serviced. i thought oil changes/scheduled maintainance is at 15k miles? or is that different for everyone, depending on how you drive your car (highway miles vs. stop and go miles)? does anyone know the exact maintainance schedule, if there is a "set" schedule? thanks, i can find my manual...
 

Tom

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#2
Yes this depends on how you drive your car. Additionally it wouldn't hurt to have your first oil change performed a little earlier.
 

Bmw 325i 7803

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#3
The exact maintenance schedule is according to the indicator, once it's under 500 miles it's time for an oil change ASAP. The 15k number is simply a generalization.
 
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#5
Interesting.....

I know a guy who works for a famous oil company and he reckons this 'change your oil every few thousand miles' thing is a myth. He says modern oils can last more than twice the mileage recommended by manufacturers and that there is simply no need to change it as regularly/often as we do.

The fact that it goes black shows it's working properly.

The only reason oil companies/car manufacturers recommend frequent oil changes is to make money.

CHEERS

PETE
SHEFFORD,BEDS
UK
 

Big Daddy

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#6
I have said and will say it again, It all depends on how you dirve your car! "A guy from a "famous oil company" (aren't they all?) who makes blanket statements about myths is simply put wrong!

"If you have a newer model car (1996-2005) and drive short trips, use a 5/20 or 5/30 oil, depending on what your owners manual says. Change it every 3,000 to 5,000 miles.

Here's why. Every time you shut your hot engine off, the moisture in the air inside the engine condenses and creates a tablespoon of water that ends up in your oil, causing sludge. The only way to remove the water is to get the oil temperature above 212 degrees Fahrenheit when the water will turn to a vapor and be sucked out by the PCV valve."

From NASCAR.com

"Nearly every new vehicle owners manual states that severe drivers should change their oil every 3,000 miles. Most drivers don't consider themselves to be severe drivers, although they actually are.

A consumer poll commissioned by Pennzoil/Quaker-State asked 3,300 consumers if they were severe drivers. When asked with no definition, 85 percent of the respondents assumed they were normal drivers, and only 15 percent thought they were severe. When given parameters that define severe driving, 55 percent responded that they were, in fact, severe drivers."

Quoted from Aftermarket.org

My point is if you drive in extreme conditions, short drives where the car never gets to operating temps, dusty conditions, extreme weather changes, hot/cold, etc, you need to change your oil more often. The only true way to know is with oil an oil analysis!
 


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