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failed emissions...

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Old May 5, 2006 | 01:54 PM
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failed emissions...

Failed E-test, just brought out the car from winter storage and drove for about a week. Failed E-test, mechanic said nox & hc's just passed at cruise but fail at idle.... Suggestions? Runs beatifully otherwise.
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Old May 5, 2006 | 02:04 PM
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From: Calgary, AB, Canada
Car: 1982 Trans-Am
Engine: 355 w/ ported 416s
Transmission: T10, hurst shifter
Axle/Gears: 10 bolt, true-trac, 3.73
care to share car specs?

O2 sensor is a main one.

but without car specs it's hard to guess after that.
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Old May 5, 2006 | 02:23 PM
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Specs:
hc ppm | limit 57, reading 56 @ cruise | limit 200, reading 253 @ idle
co % | limite .32, reading .04 @ cruise | limit 1, reading 1.13 @ idle
no ppm | limit 0632 reading 613 @ cruise | blacked out @ idle

Thanks
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Old May 5, 2006 | 03:31 PM
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From: Calgary, AB, Canada
Car: 1982 Trans-Am
Engine: 355 w/ ported 416s
Transmission: T10, hurst shifter
Axle/Gears: 10 bolt, true-trac, 3.73
uh, I meant car specs, like what motor is in the car, what induction setup (carb, FI etc), stock, modified etc etc.

Throws any codes?
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Old May 12, 2006 | 01:07 PM
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Sorry, been away. 1991 Camaro L03 305 with TBI injection. Edelbrock tbi intake, egr, no smog or a/c. No codes
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