I own a 2009 Grand Cherokee w/ a v6. Is it OK to use 100K spark plugs? The dealer said I will be using plugs that are too hot and could ruin the engine. I don't trust the dealer, can you help me?

Asked by Apr 11, 2017 at 06:01 PM about the 2009 Jeep Grand Cherokee Laredo

Question type: Maintenance & Repair

I own a 2009 Grand Cherokee w/ a v6 engine. Is it OK to use 100K spark
plugs? The dealer said I will be using plugs that are too hot and could ruin the
engine. I don't trust the dealer, can you help me?

1 Answer

73,655

Check with the auto parts store for the plugs that are suppose to go in there. And yes, you do not want to be using too hot of spark plug if your not suppose to, you could melt a piston.

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