How often should you change the spark plugs on a Jeep Liberty?

How often should you change the spark plugs on a Jeep Liberty?

I know they don’t last long, but you would think you would at least have no problems with them since Jeep spec’d the Liberty with them. If you’re going to change them every 25,000 miles or so, it wouldn’t really matter if they don’t last long. Do different brands/types of plugs actually improve performance? Click to expand…

How much are spark plugs at Pep Boys?

It doesn’t appear they are the same based on the list price. Click to expand… I’m using ZFR6FIX-11 part number 6441 i bought them at Pep Boys for $7.99 each. The part number is correct. 6441 for the spark plug ZFR6FIX-11 so i dont know why they have a different list price.

What kind of spark plugs do Jeep kJ use?

Discussion in ‘ KJ General Discussion ‘ started by LibertyOrDeath, Apr 4, 2008 . I am going to be changing my plugs out this week and I was thinking maybe Bosch Platinum +4.

Where is the correct gap for spark plugs in a 3.7L?

The correct gap for any plug you may put in the 3.7 is the gap stated on your emission sticker on the radiator support. The correct gap for any plug you may put in the 3.7 is the gap stated on your emission sticker on the radiator support. Click to expand…

I know they don’t last long, but you would think you would at least have no problems with them since Jeep spec’d the Liberty with them. If you’re going to change them every 25,000 miles or so, it wouldn’t really matter if they don’t last long. Do different brands/types of plugs actually improve performance? Click to expand…

Discussion in ‘ KJ General Discussion ‘ started by LibertyOrDeath, Apr 4, 2008 . I am going to be changing my plugs out this week and I was thinking maybe Bosch Platinum +4.

The correct gap for any plug you may put in the 3.7 is the gap stated on your emission sticker on the radiator support. The correct gap for any plug you may put in the 3.7 is the gap stated on your emission sticker on the radiator support. Click to expand…

It doesn’t appear they are the same based on the list price. Click to expand… I’m using ZFR6FIX-11 part number 6441 i bought them at Pep Boys for $7.99 each. The part number is correct. 6441 for the spark plug ZFR6FIX-11 so i dont know why they have a different list price.

When to change spark plugs on Jeep Pentastar?

In the 3.6 Pentastar it is recommended at 100,000 miles I believe. I don’t know that I would wait that long though. I’m planning on using these plugs when I do though. Buy E3 Spark Plugs E3.82 at JEGS: E3 Spark Plugs Spark Plug 12mm.

What happens when you have bad coil packs on a Jeep Liberty?

If acceleration has diminished, it should be felt. The less cylinders that your engine has, the more that one cylinder not firing properly will have an effect on engine performance. If you have one or more bad Coil Packs, it’ll cause the acceleration of the Liberty to be weaker, and you’ll probably feel a jerking sensation.

What kind of spark plug should I use?

Anyone out there have a better plug I should use. Click to expand… Using the “Plus 4” plugs will make one (and only one) difference: more empty space in your wallet. (You must log in or sign up to reply here.)