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1986 Oldsmobile Delta 88 Royale 3.8L Poor Idle Quality
Has anyone come up with a solution to these mid eighties GM v-6 engines that run rough at idle and just off idle?We have tried injector cleaning in the past with no results. We also have replaced crank pullies per an old TSB also with no [...] car has new delc...
FIX posted 7/20/1998
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| VIN | 1G3HN6937G |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | US FED. |
| Symptoms | Poor Idle Quality |
| Occurs | Always, Just Off Idle Also |
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Vehicle Data
1986 Oldsmobile Delta 88 Royale
| VIN | 1G3HN6937G |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | US FED. |
| Symptoms | Poor Idle Quality |
| Occurs | Always, Just Off Idle Also |
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