Question about 1997 Jeep Grand Cherokee
I have 97 model grand cherokee 5,2 and I have a code 51 and check engine is on .which o2 sensor I have to chance downstream or upstream sensor which one must be chance
Posted on Dec 10, 2012
O2 sensor: or you have stopped up injectors or a vaccum leak or egr valve sticking
Posted on Nov 19, 2009
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Posted on Jan 02, 2017
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