2004 jeep grand charokee for Bosch Platinum + spark plugs? The spark plug gap should be posted on the emissions sticker under the hood. The gap setting posted on the sticker is good for all brands and
2004 jeep cherokee You will need to know that it is a 2004 Jeep Cherokee (or either Grand Cherokee, but they should have same engine) and the engine code. That is the 8th character in your VIN number.
Question about 2004 Grand Cherokee
...spark plug gap creating a spark and hence ignites the compressed fuel/air mix. That's the boring bit, to effect a remedy check the low voltage leads to the coil and check that 12volts can be measured ...
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