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2002 Pontiac Grand Am Question: does a broken timing chain usually mean that valves have to be replaced on car?



penylora, 2.2L 4 Cylinder, Lakeview, OR, January 22, 2014, 09:20

my 2002 pontiac grand am had the timing chain break and mechanic says tha t valves will need to be replaced and that its a common occurence wh en timing chain snaps.

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    Greg's Orange Auto (15216 Answers) , Orange, CA - (714) 361-9386
    globalhelper January 22, 2014, 09:32

    GM does not say if this is an interferance motor or no but you can pull valve cover and ck rocker clearance or see if a spring is stuck down

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