Complete Oil Specifications
Your 2022 Jeep Grand Cherokee L with the 3.6L Pentastar V6 requires 0W-20 full synthetic oil meeting Chrysler MS-6395 specification (API SP / ILSAC GF-6A).
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 0W-20 |
| Standard | Chrysler MS-6395 / API SP |
| ILSAC Rating | GF-6A |
| Capacity (with filter) | 6.0 quarts |
| Oil Filter | Mopar 68191349AC |
| Normal Interval | 10000 miles |
Why 0W-20 MS-6395 is Critical for This Engine
The Pentastar 3.6L uses Dual Continuously Variable Valve Timing (DCVVT) on both intake and exhaust camshafts, managed by hydraulic cam phasers that run on engine oil pressure. Chrysler MS-6395 specifies the exact additive chemistry required to protect the dual cam phaser solenoids and prevent sludge accumulation in the phaser galleries. Using a non-MS-6395 oil — even one that meets API SP — can cause cam phaser sluggishness, triggering the P06DD oil pressure fault code.
The Grand Cherokee L is the three-row extended-wheelbase variant of the WL-generation Grand Cherokee. Both share identical Pentastar specs.
Using incorrect oil will:
- ❌ Trigger the P06DD error code (oil pressure below threshold) causing limp mode
- ❌ Accelerate cam phaser wear from incorrect additive chemistry
- ❌ Cause rough idle from delayed VVT engagement on cold starts
Jeep-Approved Oil Brands
-
✅ Pennzoil Platinum 0W-20 Full Synthetic
-
✅ Mobil 1 Extended Performance 0W-20
-
✅ Valvoline Advanced Full Synthetic 0W-20
-
✅ Castrol Edge Advanced Full Synthetic 0W-20
-
✅ Mopar Genuine Motor Oil 0W-20
Look for MS-6395 compliance on the label — this is Stellantis’s internal specification that supersedes simple API ratings for FCA/Jeep powertrains.
Severe Service Check
You need the 5000-mile interval if you:
- Tow a trailer, boat, or camper regularly
- Drive on rough off-road terrain or unpaved roads
- Idle frequently in stop-and-go traffic
- Operate in extreme heat (above 100°F) or cold (below -20°F)
Installation Details
Drain Plug Torque: 20 ft-lbs
Replace the drain plug washer each change. The Grand Cherokee L has an aluminum oil pan — never overtighten.
OEM Filter: Mopar 68191349AC
Aftermarket Filters:
-
WIX WL10010XP
-
K&N PS-7026
-
Mobil 1 M1C-456A
Pro Tip: The Pentastar oil filter housing is a cartridge type located on top of the engine. Remove the cap with an oil filter wrench and torque it back to 18 ft-lbs — overtightening cracks the plastic housing.
FAQs
What oil does a 2022 Jeep Grand Cherokee L 3.6L take?
0W-20 full synthetic oil meeting Chrysler MS-6395 (API SP / ILSAC GF-6A).
How many quarts does it need?
6.0 quarts with a new filter.
Is the Grand Cherokee L spec the same as the regular Grand Cherokee?
Yes. Both use the same WL-generation 3.6L Pentastar engine with identical oil requirements.
Can I use 5W-20 if 0W-20 is unavailable?
5W-20 MS-6395 is acceptable for one interval when 0W-20 is genuinely unavailable. Return to 0W-20 at the next change.
How often should I change the oil?
Every 10000 miles or 12 months; follow the Oil Life Monitor and never exceed the limit regardless of mileage.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-04-19 | Source: 2022 Jeep Grand Cherokee L Owner’s Manual