California 87 GN, 160K mile , CANT PASS!!!

[6=8]

Test Results

Passed- 8/8/05
Std vol Fuel pump @ 38psi
Line off. W/line on drops to 25psi
@15mph: 1324 rpm
BLMs = 111 - 117
%CO2 14.5
%O2 0.1
HC ppm 109 (max 110)
CO % 0.13 (max 0.71)
NO ppm 208 (max 772)

@25 mph: 1419 rpm
%CO2 14.4
%O2 0.0
HC ppm 70 (max 85)
CO % 0.24 (max 0.59)
NO ppm 37 (max 711)
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Failed- w new cat.
4/12/05
@15mph: 1572 rpm
BLMs = 90-98
%CO2 14.4
%O2 0.2
HC ppm 146 (max 110)
CO % 0.18 (max 0.71)
NO ppm 230 (max 772)

@25 mph: 1539 rpm
%CO2 14.6
%O2 0.0
HC ppm 85 (max 85)
CO % 0.10 (max 0.59)
NO ppm 123 (max 711)