2010 Jeep Wrangler Questions

All 2010 Jeep Wrangler Questions

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Also when Im driving down the road the rpm needle goes up and down slightly
my lock pick was damaged when unplugging and plugging in battery. is there a fix
3.8 motor, manual trans.Did more in hot weather. BUT still happens when motor is running temp. I have 33,000 miles. It is definitely Spark knock or motor ping. I have read a lot about it however would like to hear fro...