10 Parts That Cost Triple at the Dealer Counter

A detailed collection of automotive components showcasing the complexity of car engineering

A dealer’s parts counter can be convenient, especially when a vehicle needs a replacement immediately. But convenience does not always mean the lowest price. The same type of automotive component may be available through independent…

4 Warning Lights Mechanics Act On and 4 They Ignore

A vehicle dashboard displays multiple warning and indicator lights illuminated across the instrument cluster

A dashboard warning light can instantly change how a driver feels about a vehicle. Some illuminated symbols indicate conditions that require immediate attention, while others may simply confirm that a system is operating or remind…

The EPA Set a Detergent Floor and Automakers Went Past It

A worker uses a spray gun to clean a vehicle’s interior door panel

Modern gasoline is not simply gasoline. Along with hydrocarbons and other required components, U.S. gasoline must contain certified detergent additives designed to control deposits in engines and fuel systems. The federal requirement dates back to…

USPS Wrote the 1984 Spec That Created the LLV

USPS delivery vehicles parked outside the United States Postal Service headquarters

The familiar boxy mail truck that spent decades crawling through American neighborhoods was not adapted from an ordinary delivery van. The United States Postal Service wrote a detailed specification for a purpose-built vehicle, then challenged…

A Goldman Sachs Estimate Puts the Dealer Markup Above $2,000

A Goldman Sachs sign appears behind an American flag inside a financial market setting

The traditional American car-buying system has a built-in middleman: the franchised dealership. Automakers manufacture vehicles, but in most states they cannot simply sell those vehicles directly to consumers. Instead, cars move through independently owned dealers…

Costco Fuel Is Top Tier and Sam’s Club Is Not

A Costco gasoline pump displays unleaded and premium fuel options, including 87 and 91 octane ratings

Fuel at warehouse clubs may appear similar from one station to another, but the gasoline can differ in its detergent requirements. This becomes important when comparing two of the largest warehouse retailers in the United…

Headlight Ratings Do Not Favor LED Over Halogen

A close-up view of automotive headlights, highlighting the differences between LED and halogen lighting technology

LED headlights are widely marketed as brighter, more efficient, and more advanced than traditional halogen systems. However, the Insurance Institute for Highway Safety says the type of lighting technology does not determine how well a…