The Bureau of Transportation Statistics (BTS) released monthly motor fuels prices for September 2026 and among the findings were that the price of diesel no. 2 reached a new all-time high in September 2026 at $6.29 per gallon. That is up 9.3% from the previous all-time high reached in June 2022, up 15.2% from August 2026, and up a full 67.8% from September 2025.
As to gasoline prices, the average price for regular motor gasoline was $4.36 per gallon in September; up 7.3% from August 2026 and up 37.6% from September 2025.
Year over year, the Gulf Coast region saw the largest increase at 42.2% to $3.86/gallon while the West Coast was least affected by percentage, seeing a rise of 31.1%, to $5.54. For the rest of the country, year-over-year changes were by region: Rocky Mountain: up 39.6% to $4.44, Central Atlantic: up 37.4% to $4.37, New England: up 40.0% to $4.31, Midwest: up 38.3% to $4.17 and Lower Atlantic: up 39.8% to $4.07.
More information and for interactive charts on transportation’s role in the economy and changes (trends) over time can be found at this link.
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The material on these pages is provided for information sharing purposes only and should not be used in lieu of an OEM service manual or factory authorized service procedure. We are not in the auto repair business, nor do we publish automotive service manuals. Nothing we include on these pages and posts has been reviewed, approved or authorized by any vehicle manufacturer.
Remember — only proper service and repair procedures will ensure the safe and reliable operation of your car. In addition, proper safety procedures and precautions, such as the use of safety goggles, the right tools and the equipment should be followed at all times to eliminate the possibility of personal injury or improper service which could damage the vehicle or compromise its safety.
Technology is always changing and what is current and accurate today may be literally out-of-date and inaccurate tomorrow. And when it comes to the current state of flux in the auto industry, nothing is more true.
The author has 30+ years of automotive experience and has assembled the most extensive collection of symbols and warning lights anywhere (over 1,000!) and can help you open and start any keyless start car with a dead key fob battery. BA, St. Joseph’s, ME: MS, RPI, NY
Diesel price hits all time high
The Bureau of Transportation Statistics (BTS) released monthly motor fuels prices for September 2026 and among the findings were that the price of diesel no. 2 reached a new all-time high in September 2026 at $6.29 per gallon. That is up 9.3% from the previous all-time high reached in June 2022, up 15.2% from August 2026, and up a full 67.8% from September 2025.
As to gasoline prices, the average price for regular motor gasoline was $4.36 per gallon in September; up 7.3% from August 2026 and up 37.6% from September 2025.
More information and for interactive charts on transportation’s role in the economy and changes (trends) over time can be found at this link.
——————————————————————-
The material on these pages is provided for information sharing purposes only and should not be used in lieu of an OEM service manual or factory authorized service procedure. We are not in the auto repair business, nor do we publish automotive service manuals. Nothing we include on these pages and posts has been reviewed, approved or authorized by any vehicle manufacturer.
Remember — only proper service and repair procedures will ensure the safe and reliable operation of your car. In addition, proper safety procedures and precautions, such as the use of safety goggles, the right tools and the equipment should be followed at all times to eliminate the possibility of personal injury or improper service which could damage the vehicle or compromise its safety.
Technology is always changing and what is current and accurate today may be literally out-of-date and inaccurate tomorrow. And when it comes to the current state of flux in the auto industry, nothing is more true.
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The author has 30+ years of automotive experience and has assembled the most extensive collection of symbols and warning lights anywhere (over 1,000!) and can help you open and start any keyless start car with a dead key fob battery. BA, St. Joseph’s, ME: MS, RPI, NY