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1989 Chevrolet C3500 Cheyenne 7.4L Excessive Emissions
This vehicle failed California TSI emissions test for excessive HC. Tested EGR system and found functional, removed EGR valve and plugged passages checked for influence on HC with no change. Ignition timing on the mark and checked for slipped balancer also on ...
FIX posted 3/18/2003
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Message Closed w/FIX
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| VIN | 2GCHC39N2K |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / TBI |
| Emissions | CA Emissions |
| Symptoms | Excessive Emissions |
| Occurs | Cruise, Idle |
Message Closed w/FIX
Vehicle Data
1989 Chevrolet C3500 Cheyenne
| VIN | 2GCHC39N2K |
| Engine | 7.4 L / 8 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / TBI |
| Emissions | CA Emissions |
| Symptoms | Excessive Emissions |
| Occurs | Cruise, Idle |
4 Replies Received
4 Replies Received
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