LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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GMC
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1993
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Value Van 4.3 Z, Automatic
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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 Shut Off With Key
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Possible Cause
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Possible Cause
- Injection pump fuel solenoid does not return to off position.