Emissions results, 1988 Monte Carlo SS

This car's previous passing-with-no-problem results are here. But those were on the treadmill/dyno test, these are for the IDLE test they're making me take because the car was too low to fit on the dyno, which I have since fixed.

Idle test results:

Date: HC (220ppm) CO (1.20%) Station ID Lane # Notes:
2004/11/17 441ppm (FAIL) 0.25% (PASS) 11 2 baseline
2005/07/27 572ppm (FAIL) 0.23% (PASS) 11 4 100 degrees, new Denso O2 sensor, new cat-back exhaust
2005/08/29 570ppm (FAIL) 0.10% (PASS) 11 5 90 degrees, fresh gas, 275 miles on O2 sensor, no air cleaner
2005/09/29 700ppm (FAIL) 0.05% (PASS) 11 5 70 degrees, new spark plugs, one new plug wire, new PCV valve, oil change
2005/11/01 481ppm (FAIL) 0.06% (PASS) 11 3 65 degrees, back to stock ignition & stock PROM, brand new QJet!
2005/12/30 210ppm (PASS) 0.20% (PASS) 11 3 45 degrees, MSD ignition, original O2 sensor, wore my lucky t-shirt
           
2007/04/05 217ppm (PASS) 0.20% (PASS) 9 3 46 degrees, MSD ignition, original O2 sensor, factory PROM, "hot" carb, old cat, wore my lucky t-shirt

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