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1984 Chevrolet K10 Scottsdale 5.0L Back fire
This one has me stumped. engine backfires on decel only, worse when pulling a trailer. I have checked all vac lines this one has a bunch. timing is set at 4 deg and the vac works properly for a cold and a hot engine for timing adj. I can make the backfire go a...
FIX posted 4/7/1998
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| VIN | 1GCEK14HOE |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | CARB / 4 bbl Quadrajet |
| Emissions | US High Altitude |
| Symptoms | Back Fire |
| Occurs | On Decel |
| Misc. | 4X4 |
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Vehicle Data
1984 Chevrolet K10 Scottsdale
| VIN | 1GCEK14HOE |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Standard |
| Delivery | CARB / 4 bbl Quadrajet |
| Emissions | US High Altitude |
| Symptoms | Back Fire |
| Occurs | On Decel |
| Misc. | 4X4 |
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