1990 Chevrolet K1500 Silverado 5.7L Surge
This truck has a lean surge to it. The o2 sensor will go lean, under .200, just above idle and at this time the int is 128 and block learm is 128 sometimes 132. Neither will go up as the o2 sensor stays lean. I have run it on motorvac and still same results. A...
FIX posted 5/22/2011
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Message Closed w/FIX
Vehicle Data1990 Chevrolet K1500 Silverado
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1990 Chevrolet K1500 Silverado
VIN | 1GCDK14K2L |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection / TBI |
Emissions | FED |
Symptoms | Surge |
Occurs | Cruise |
Trouble Codes
32 | Egr |