Materials Added To Engine Oils :: Engine Oil :: Maintenance Procedures :: Maintaining Your Vehicle :: Jeep Wrangler Owner's Manual :: Jeep Wrangler - JeepManuals.org

Materials Added To Engine Oils

Jeep Wrangler / Jeep Wrangler Owner's Manual / Maintaining Your Vehicle / Maintenance Procedures / Engine Oil / Materials Added To Engine Oils

Do not add any supplemental materials, other than leak detection dyes, to your engine oil. Engine oil is an engineered product and its performance may be impaired by supplemental additives.

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Seat Belt Extender
If a seat belt is too short, even when fully extended and when the adjustable upper shoulder belt anchorage (if equipped) is in its lowest position, your authorized dealer can provide you with a s ...

ESC Activation/Malfunction Indicator Light And ESC Off Indicator Light
The “ESC Activation/Malfunction Indicator Light” in the instrument cluster will come on when the ignition switch is turned to the ON position. It should turn off with the engine running. ...

Quadra-Drive II System – If Equipped
The optional Quadra-Drive II System features two torque transfer couplings. The couplings include an Electronic Limited-Slip Differential (ELSD) rear axle and the Quadra-Trac II transfer case. T ...