Jeep 2008 Grand Cherokee SRT - Manual (Page 313)

• More than 50% of your driving is at sustained high
speeds during hot weather, above 90°F (32°C).
• Trailer towing.
NOTE: If ANY of these apply to you then change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first. Refer to “Maintenance Schedule
B” in Section 8 of this manual.
If none of these apply to you, then change your engine oil
at every interval shown on “Maintenance Schedule
ЉA.Љ
Refer to Section 8 of this manual.
NOTE: Under no circumstances should oil change in-
tervals exceed 6,000 miles (10 000 km) or 6 months
whichever comes first.
Engine Oil Selection
For best performance and maximum protection under all
types of operating conditions, the manufacturer only
recommends full synthetic engine oils that meet the
American Petroleum Institute (API) categories of SM or
SM/CF, and meet the requirements of DaimlerChrysler
Material Standard MS-10725.
The manufacturer recommends the use of a full synthetic
engine oil, such as Mobil 1
௡ SAE 0W-40 or equivalent.
MAINTAINING YOUR VEHICLE 313
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