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1996 Pontiac Grand Am SE 2.4L MIL Lamp on
intermittenly check eng. light on with po420. ruuning at idle map voltage at 1.22vlts. it does respond with load and acceleration. can not duplicate at this [...] data accured at 66 mph. thank you in advance!
FIX posted 2/13/2002
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Message Closed w/FIX
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Related Documents & Media | VIN | 1G2NE12T2M |
| Engine | 2.4 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed w/FIX
Vehicle Data
1996 Pontiac Grand Am SE
| VIN | 1G2NE12T2M |
| Engine | 2.4 L / 4 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
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