Rattling noise when Accelerating

Asked by Nov 26, 2016 at 02:10 AM about the 2007 INFINITI M35 Sport

Question type: Maintenance & Repair

My 2007 infiniti M35X is making a noise when I accelerate and reach speeds at
40mph and 70mph. It's like an exhaust rattling noise or something to that
nature.

2 Answers

257,475

Might be a loose catalytic convertor heat shield. The tend to rust and the welds break loose and rattle at certain rpms and speeds.

52,535

Are you running premium fuel as recommended?

Your Answer

INFINITI M35 Experts

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    Spaniard45
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    Larry Sturgis
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    csj
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