Jeep Wrangler2018 Owner's Manual page 501

Component
Engine Oil — 3.6L Engine
Engine Oil Filter
Spark Plugs
Fuel Selection — 2.0L Engine
Fuel Selection — 3.6L Engine
CAUTION!
• Mixing of engine coolant (antifreeze) other than
specified Organic Additive Technology (OAT) en-
gine coolant (antifreeze), may result in engine dam-
age and may decrease corrosion protection. Organic
Additive Technology (OAT) engine coolant is differ-
ent and should not be mixed with Hybrid Organic
Additive Technology (HOAT) engine coolant (anti-
freeze) or any "globally compatible" coolant (anti-
freeze). If a non-OAT engine coolant (antifreeze) is
Fluid, Lubricant, or Genuine Part
We recommend you use API Certified SAE 0W-20 Engine
Oil, meeting the requirements of FCA Material Standard
MS-6395 such as Mopar, Pennzoil, and Shell Helix. Refer to
your engine oil filler cap for correct SAE grade.
We recommend you use Mopar Engine Oil Filter or equiva-
lent.
We recommend you use Mopar Spark Plugs.
87 Octane Minimum – 91 Octane Recommended, 0-15%
Ethanol.
87 Octane, 0-15% Ethanol.
introduced into the cooling system in an emergency,
the cooling system will need to be drained, flushed,
and refilled with fresh OAT coolant (conforming to
MS.90032), by an authorized dealer as soon as pos-
sible.
• Do not use water alone or alcohol-based engine
coolant (antifreeze) products. Do not use additional
rust inhibitors or antirust products, as they may not
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TECHNICAL SPECIFICATIONS 499
CAUTION! (Continued)
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