Test Only station Grass Valley, Nevada County
Alta Sierra Smog
15563 Hwy 49 Suite B, Grass Valley, CA 95949
Alta Sierra Smog is a licensed test only smog check station at 15563 Hwy 49 Suite B in Grass Valley. Its state license dates to 2019, which makes it number 9 of 12 Grass Valley stations by time licensed.
What this station can do
This is a test only station. It can run your smog check and certify a pass, but it cannot fix a car that fails. It is not STAR certified, so it cannot test a car your DMV notice sends to a STAR station.
License check
You can look up this station's license on the state's own site. Search the number below at search.dca.ca.gov. A smog check only counts if the station is licensed on the day of your test.
- Smog station license TC 295012
- Auto repair registration ARD 295012
- License expires 2027-07-31
Own this station? Fix your hours, phone or services.
Before you go
- Bring your DMV renewal notice if you have one, and the car's registration.
- Drive at least 20 minutes first so the engine is warm.
- If the check engine light is on, you will fail. Here is why.
- Prices are set by each station. The statewide average and what drives it are in our price guide.