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1993 GMC Top Kick 60 6.0L Surge, MIL Lamp on
Hello, I am working on this truck as a favor for my G.M. I don't have any diagnostic manuals for med. duty but we are a GM dealer. The problem is the truck surges at approx 65 mph. as if it has a fuel cutout for that speed?..The check engine light will als...
FIX posted 3/23/1999
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Message Closed w/FIX
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| VIN | 1GDJ7HP1PJ |
| Engine | 6.0 L / 8 cyl |
| Emissions | FED |
| Symptoms | Surge, MIL Lamp On |
| Occurs | Under Load, on Accel, Cruise |
| Misc. | Converted to a Swat Van |
Trouble Codes
| 31 | Governor Malfuntion |
Message Closed w/FIX
Vehicle Data
1993 GMC Top Kick 60
| VIN | 1GDJ7HP1PJ |
| Engine | 6.0 L / 8 cyl |
| Emissions | FED |
| Symptoms | Surge, MIL Lamp On |
| Occurs | Under Load, on Accel, Cruise |
| Misc. | Converted to a Swat Van |
Trouble Codes
| 31 | Governor Malfuntion |
Video