THIS absolutly BLOWS! I took my car to get echecked today and i recieved a 202.33 on my hydrogencarbon reading and a 5.9 on my carbon monoxide reading!! what the heck made those so high!? could it be a bad o2 sensor??? any help WILL be appreciated!!


BRett

what kind of car? that is kind of an important detail...

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1971 Nova(looks like 69 camaro from underneath!)
355sb, vortec heads, HOT cam,T-10 tranny, 3.70 gears 16" IROC wheels

Just running to rich mabey a cat too. Need to know what kind of car what motor and if fi or carb.