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1989 Oldsmobile Cutlass Supreme 2.8L Poor Idle Quality
Hi Group This thing runs perfect above idle but when it idles it is very rough, Iac goes to 0 indicating a vacum leak the o2 voltage goes low manifold vacum is low also, and integrator starts climbing. When the integrator hits 180 the engine starts to ...
FIX posted 6/16/1999
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Message Closed
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| VIN | 1G3WH14W4K |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / efi |
| Emissions | us |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
| Misc. | Supreme |
Trouble Codes
| 33 | map low |
| 44 | lean fuel mix |
Message Closed
Vehicle Data
1989 Oldsmobile Cutlass Supreme
| VIN | 1G3WH14W4K |
| Engine | 2.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / efi |
| Emissions | us |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
| Misc. | Supreme |
Trouble Codes
| 33 | map low |
| 44 | lean fuel mix |
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