Emissions code · Chicago area, Illinois
P0446 repair cost in Chicago
P0446 means fuel vapor vent circuit problem. In the Chicago area, Illinois, the most common fix, evap vent valve replacement, has a typical range of $110 to $340.
How this range is built
| Part of the job | Low | High |
|---|---|---|
| Parts | $35 | $130 |
| Labor: 0.7 to 1.2 hours × $115 to $155 an hour | $81 | $186 |
| Fees: shop supplies, disposal, diagnostics | $0 | $20 |
| Total, rounded | $110 | $340 |
The hourly rate is the BLS Occupational Employment and Wage Statistics, May 2025 average pay for this trade in Chicago, $28.52 an hour, times 4 to 5.5 to cover what a shop bills (overhead, tools, insurance, profit). Parts are a band from budget aftermarket to the manufacturer part. Full method.
Not a repair shop, estimates only. Typical range, estimate. Not a quote. Your car, parts and shop change the number.
Why Chicago is different
The parts cost about the same everywhere. The labor rate is what changes. Auto technicians in the Chicago area, Illinois earn an average of $28.52 an hour, so a shop there bills roughly $115 to $155 an hour. That moves this repair's total, and the range above already includes it.
Same repair in other areas
| Area | Typical range, estimate |
|---|---|
| Boston area, Massachusetts | $120 to $360 |
| New York City area | $110 to $350 |
| Los Angeles area, California | $110 to $360 |
| Houston area, Texas | $100 to $330 |
| Dallas-Fort Worth area, Texas | $100 to $330 |
| Phoenix area, Arizona | $110 to $330 |
| Atlanta area, Georgia | $110 to $340 |
| Miami area, Florida | $100 to $330 |
| Seattle area, Washington | $120 to $360 |
What the code means, causes and what to check first are on the P0446 page.
Not a repair shop, estimates only. Typical range, estimate. Prices updated October 2026.