What spark plugs does a 2019 Grand Cherokee use?
Mopar spark plugs. No part number and no gap are printed.
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In-depth guide
2019 Jeep Grand Cherokee
2019 Grand Cherokee spark plugs are Mopar spark plugs. The fluids table does not print a part number or a gap for the 3.6L or the 5.7L.
| Item | Figure |
|---|---|
| Plug | Mopar spark plugs. No part number and no gap are printed for either engine. |
Source: owner's manual / last verified 2026-10-16 (2019 Jeep Grand Cherokee owner's manual, publication 19WK-126-AB, copyright 2018 FCA US LLC. This is the Grand Cherokee book, not the SRT book. (opens in a new tab)).
Difficulty, time, and cost are estimates when this guide gives them. Torque is a cited figure, or it is left off.
Main source: 2019 Jeep Grand Cherokee owner's manual, publication 19WK-126-AB, copyright 2018 FCA US LLC. This is the Grand Cherokee book, not the SRT book. (opens in a new tab), FCA US LLC, published 2018-01-01, read 2026-10-16.
| Item | Figure | Where it comes from |
|---|---|---|
| Plug | Mopar spark plugs. No part number and no gap are printed for either engine. | Fluids and lubricants |
That is the fluids-table sentence for this book.
The book does not print one.
Oil grades are on the oil guide. The fluids table names Mopar spark plugs and does not print a gap, a torque, or a heat-range number.
Outbound links only. BaySheet does not sell parts. Confirm fitment on the retailer page. Amazon links are searches for a real part name plus this vehicle. Tool rows do not get a product search. The search is not a part number.
Part
Mopar spark plugs
Recommended plugs. No part number or gap is printed.
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Mopar spark plugs. No part number and no gap are printed.
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These guides cover the same kind of work. Their numbers belong to those vehicles, not to this one.
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