Ryan Gary

Ryan Gary

Ryan Gary is an automotive enthusiast with over 15 years of hands-on experience in the mechanical industry. His passion for engines, vehicle maintenance, and lubrication inspired him to create Engine Oil Journal, a trusted resource dedicated to helping drivers, DIY mechanics, and automotive enthusiasts make informed decisions about engine oils, transmission fluids, and vehicle maintenance. Through well-researched, practical content, Ryan aims to simplify complex automotive topics and help readers keep their vehicles running at their best.

Ford F150 Refrigerant Capacity(Models 1997-2026)

Ford F150 Refrigerant Capacity

In this guide, you’ll learn the refrigerant capacities for popular Ford F-150 models, the correct refrigerant type, signs your system needs service, and tips for safely recharging your truck’s air conditioning system. Ford F150 Refrigerant Capacity Ford F-150 Model Refrigerant…

Engine Oil Sludge Symptoms(10 Signs, Causes/Fixes)

Engine Oil Sludge Symptoms

Oil sludge is one of the most common causes of premature engine failure. It restricts oil flow, increases friction, and can lead to expensive repairs if left untreated. Fortunately, your vehicle usually shows several warning signs before serious damage occurs.…

Duramax Engine Oil Type(5 Best Options 2026)

Duramax Engine Oil Type

Choosing the right Duramax engine oil type helps reduce wear, improve fuel efficiency, protect against sludge, and keep the turbocharger properly lubricated. In this guide, we’ll explain the recommended oil viscosity, specifications, oil change intervals, and review five of the…

BMW X5 Engine Oil Type(5 Best Options 2026)

BMW X5 Engine Oil Type

In this guide, you’ll learn the recommended BMW X5 engine oil type, how to choose the right viscosity, oil capacity, oil change intervals, and the five best engine oils available. BMW X5 Engine Oil Type 1. BMW TwinPower Turbo SAE…