LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
GMC
>>
1992
>>
Forward Control 7.4 N
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Tests W/O Codes
>>
Symptoms (Diesel)
>>
Engine Will Not Shut Off With Key
>>
Possible Cause
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Possible Cause
Injection pump fuel solenoid does not return to off position.