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Stupid LEGR question
I have a 94 s/blazer 4.3 vin W surgung wickedly when PCM commands EGR open. Desired and actual mirror each other,command and actual is 97 % light accel, fuel pressure is 65 PSI @ WOT,backpressure is 0 psi @ idle and 2500 rpm, less than 1 psi on hard throttle s... Login to read more. 
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| Engine | 4.3 L |
| Trans | 4-speed Automatic (Electronic) |
| Symptoms | Surge |
Vehicle Data
1994 Chevrolet S10 Blazer 4.3L Surge
| Engine | 4.3 L |
| Trans | 4-speed Automatic (Electronic) |
| Symptoms | Surge |
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