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Home >> Jeep >> 1989 >> Cherokee Laredo, 2D Utility, 4.0 L, Standard, BA10/5 >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> EGR System >> Testing Note
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Testing Note

NOTE: The condition of the exhaust system can affect EGR system operation. Excessive back-pressure caused by exhaust system restrictions may create driveability problems.
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