Engine Oil Selection :: Engine Oil :: Maintenance Procedures :: Maintaining Your Vehicle :: Jeep Wrangler Owner's Manual :: Jeep Wrangler - JeepManuals.org

Engine Oil Selection

Jeep Wrangler / Jeep Wrangler Owner's Manual / Maintaining Your Vehicle / Maintenance Procedures / Engine Oil / Engine Oil Selection

For best performance and maximum protection for all engines under all types of operating conditions, the manufacturer recommends engine oils that are API Certified and meet the requirements of Chrysler Material Standard MS-6395.

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Emissions Inspection And Maintenance Programs
In some localities, it may be a legal requirement to pass an inspection of your vehicle’s emissions control system. Failure to pass could prevent vehicle registration. For states that require ...

Fluid Leaks
Check area under vehicle after overnight parking for fuel, engine coolant, oil, or other fluid leaks. Also, if gasoline fumes are detected or if fuel, power steering fluid, or brake fluid leaks ...

Quadra-Trac I Operating Instructions/Precautions – If Equipped
The Quadra-Trac I is a single-speed (HI range only) transfer case, which provides convenient full-time fourwheel drive. No driver interaction is required. The Brake Traction Control (BTC) System ...