o2 sensor codes
May 13th, 2015, 9:46 PM
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o2 sensor codes
I have a 98 Silverado, 5.7 350. The motor has been rebuilt and I have put about 1,000 miles on it no problem. Then out of nowhere all four of my o2 sensors have an error code. The two down stream o2 sensors are fairly new. And I really don't know what can be causing it. Any ideas?
May 14th, 2015, 12:12 AM
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