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

34,605

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 out of 1 people think this is helpful.

Your Answer

Add photo

Related Questions

Search Lexus SC 400 Questions

Lexus SC 400 Experts

#1 Mick Ireland
Mick Ireland
Reputation 60
#1 Russell Murray
Russell Murray
Reputation 60
#3 tenspeed
tenspeed
Reputation 50
View All

Related Models For Sale

Used Lexus LS 400
2 listings
Used Chevrolet Corvette
405 listings starting at $8,993
Used Lexus GS 300
4 listings starting at $8,979
Used BMW M3
55 listings starting at $14,900
Used Lexus ES 300
8 listings starting at $3,554
Used BMW 3 Series
136 Great Deals out of 1,570 listings starting at $1,700