I have 1995 Lexus SC 400 and Lexus SC 430, both were doing 18 mpg, suddenly both dropped mpg sc 400 is 1995, 10 mpg and the other to 15 mpg. It is 2003. No spark plugs have been changed but the drop

Asked by Nov 10, 2015 at 09:30 PM about the 1995 Lexus SC 400

Question type: Maintenance & Repair

I have 1995 SC400 and  2003 SC430 both were doing approximately 18 mpg.
Suddenly both dropped to 10 mpg and 14 mpg.  Dealer cannot figure out.
HELP,

1 Answer

82,765

Gas formulations are changed from "summer" to winter formulations around this time of year. You may be a victim of government meddling with gasoline formulations. Ask your gas station if they recently switched gas types.

1 of 1 people found this helpful.

Your Answer

Shortcuts

Lexus SC 400 Experts

  • #1
    Tom Demyan
    Reputation
    70
  • #1
    Mick Ireland
    Reputation
    70
  • #3
    Russell Murray
    Reputation
    60
View All

Related Models For Sale

Used Lexus GS 300
8 listings starting at $6,495
Used Chevrolet Camaro
836 listings starting at $12,610
Used BMW 3 Series
162 Great Deals out of 1,845 listings starting at $2,500
Used Chevrolet Corvette
555 listings starting at $4,450

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.