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1986 Chev/GMC Truck K1 5.0L Spark knock
Virgin here at posting,(be nice!).LOL??? Oh well I tried! Sum light on why this engine, when started and driven when cold, at cruise or light crowd on throttle, after about 1/2 mile will start in with a slight spark knock, by 1 mile will be at a severe spark k...
FIX posted 10/14/1998
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Message Closed w/FIX
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| VIN | [No VIN Available] |
| Engine | 5.0 L / 8 cyl |
| Symptoms | Spark Knock |
| Occurs | Cold |
| Misc. | Esc |
Message Closed w/FIX
Vehicle Data
1986 Chev/GMC Truck K1
| VIN | [No VIN Available] |
| Engine | 5.0 L / 8 cyl |
| Symptoms | Spark Knock |
| Occurs | Cold |
| Misc. | Esc |