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1990 Oldsmobile 98 Regency Brougham 3.8L Excessive Emissions
Do'es not pass Em test. our local test is bar 90, 2500 rpm and [...] that ecu is going into open loop at off Idle, over 800rpm and will cycle every 12-15 seconds open/closed, Temp won't matter 180 to 210 deg F. During closed loop o2 is normal lean/rich Switchi...
FIX posted 5/13/2005
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Message Closed w/FIX
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| VIN | 1G3CW54C6L |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / PFI |
| Emissions | FED |
| Symptoms | Excessive Emissions |
| Occurs | Hot, Idle |
Message Closed w/FIX
Vehicle Data
1990 Oldsmobile 98 Regency Brougham
| VIN | 1G3CW54C6L |
| Engine | 3.8 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / PFI |
| Emissions | FED |
| Symptoms | Excessive Emissions |
| Occurs | Hot, Idle |
6 Replies Received
6 Replies Received
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