can you put regular unleaded fuel in them?

Asked by Apr 16, 2010 at 11:43 AM about the 1990 Mercedes-Benz 300-Class 4 Dr 300E Sedan

Question type: General

I was just wondering if it's ok to put regular unleaded fuel in them? It's says premium fuel only on the gauges.  

3 Answers

165

noooooo. all gasoline mercedes require premium fuel. regular fuel will damage it.

3 of 3 people found this helpful.
7,495

no. pre-detonation will occur throwing the firing of each cylinder off. you will lose significant power and engine efficiency. the loss of efficiency will cost you more in gas than putting the right grade of fuel in.

2 of 2 people found this helpful.
125

No!

1 of 1 people found this helpful.

Your Answer

300-Class

Looking for a Used 300-Class in your area?

CarGurus has 189 nationwide 300-Class listings starting at $3,997.

ZIP:

Mercedes-Benz 300-Class Experts

  • #1
    James Ramond
    Reputation
    240
  • #2
    Tom Demyan
    Reputation
    220
  • #3
    COMETGUY61
    Reputation
    200
View All

Related Models For Sale

Used BMW 3 Series
1,050 Great Deals out of 31,680 listings starting at $1,000
Used Mercedes-Benz SL-Class
49 Great Deals out of 2,722 listings starting at $3,950
Used Mercedes-Benz G-Class
20 Great Deals out of 1,268 listings starting at $19,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.