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Home >> Saturn >> 2002 >> LW300 >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Diagnostics >> Restricted Exhaust System Check >> Tools Required
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Tools Required

A slight pressure in the exhaust system is normal, but excessive exhaust back pressure seriously affects engine operation. Causes of high exhaust back pressure are dents or obstructions in the exhaust pipe, a plugged three way catalytic converter or muffler.

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