LEMON Manuals
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1999
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Envoy
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Repair and Diagnosis
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Engine Performance
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Engine Controls Tests W/O Codes
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Symptoms (Diesel)
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Engine Will Not Shut Off With Key
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Possible Cause & Correction
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Possible Cause & Correction
Injection pump fuel shutoff solenoid does not return to off position. Check solenoid operation. See appropriate SYSTEM & COMPONENT TESTING article.