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Chevrolet
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1991
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APV
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Tests W/O Codes
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Symptoms (Diesel)
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Engine Will Not Idle
Engine Will Not Idle
ENGINE WILL NOT IDLE
Possible Cause
Correction
Linkage binding or misadjusted.
Remove binding and readjust linkage.
Restricted air filter.
Check and/or replace air filter.
Defective injection pump.
Replace injection pump. See I - SYS/COMP TESTS article.