Engine makes pinging

JEEP CHEROKEE
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METSANDBILLS
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Engine makes pinging sound but only on uphill roads i parked it then started it up 3 hours later and was able to drive it home with no problems,
Nov 3, 2007 at 9:27 AM
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MERLIN2021
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You might want to test the fuel pressure...
Nov 3, 2007 at 1:06 PM