Complete site map
Every page on the Xpress Smog Check Center website, organized.
Main pages 13
Start here.
Smog check situations 18
The DMV rule and the steps for each situation.
- Smog check for your registration renewal
- New to Nevada: your first smog check
- Buying or selling a used car
- Vehicle out of state at renewal time
- Failed a smog check
- Repair and retest
- Smog waiver in Washoe County
- Rejected: not ready to test
- Check engine light and your smog check
- How the OBD smog test works
- 1968 to 1995 vehicles: the tailpipe test
- Diesel smog check rules
- Hybrids and electric vehicles
- New vehicle exemption
- Classic plates and other exemptions
- Smog checks for business fleets
- What to bring to your smog check
- How long a smog check takes
The two Reno locations 6
Reno Northwest and Reno South, inside Xpress Oil & Lube Center.
Service areas 23
Inside the Washoe testing area, with drive times.
- Smog check near Reno
- Smog check near Sparks
- Smog check near Northwest Reno
- Smog check near Somersett
- Smog check near Mogul
- Smog check near Verdi
- Smog check near Old Northwest Reno and Rancho San Rafael
- Smog check near University and North Reno
- Smog check near Stead and the North Valleys
- Smog check near Cold Springs
- Smog check near Lemmon Valley
- Smog check near Golden Valley
- Smog check near Sun Valley
- Smog check near Caughlin Ranch and Southwest Reno
- Smog check near Midtown and Downtown Reno
- Smog check near Old Southwest Reno
- Smog check near Southeast Reno and the airport
- Smog check near Hidden Valley
- Smog check near South Reno
- Smog check near Damonte Ranch and South Meadows
- Smog check near East Sparks and Vista
- Smog check near Spanish Springs and Wingfield Springs
- Smog check near Washoe Valley and New Washoe City
Questions by topic 32
- Who needs a smog check in Nevada
- Where in Washoe County a test is required
- The renewal notice and the smog line on it
- Your result and the DMV link
- How long a passing test is good for
- Renewing your registration with the smog check
- What a smog check costs
- Driving in without an appointment
- Hours and the quiet times to come in
- Which service center to use
- An oil change in the same visit
- Check engine light questions
- After a failed test
- Smog waiver questions
- Not ready and rejected results
- After a battery change or a repair
- Gas caps and small fixes before a test
- Insurance trackers and OBD port devices
- New vehicles and the first three registrations
- Hybrid and electric vehicle questions
- Diesel truck questions
- Motorhomes and heavier gas trucks
- Classic car and Old Timer plate questions
- Motorcycles and other exempt vehicles
- Moving to Reno or Sparks
- Leaving Nevada or living away part of the year
- Military members and students
- Private party sales
- Buying from a Nevada dealer
- Smoking vehicles and visible exhaust
- Engine swaps and modified vehicles
- Registered outside the Washoe testing area
Guides 20
- The Nevada smog check, explained
- The Washoe County testing area, place by place
- Renewing a Washoe registration, step by step
- How to give your car its best chance to pass
- Readiness monitors, in plain English
- What a check engine light code is
- After a failed test: a calm plan
- The Washoe waiver: what counts toward the minimum
- The movement permit when registration has expired
- The federal emissions warranty: check it before you pay
- Buying a used car in Reno: the smog part
- New Nevada resident: registration and the smog check
- The two-speed idle tailpipe test
- Light-duty diesel testing: dynamometer and opacity
- Your hybrid's sixth model year
- Classic plates and the 5,000-mile limit
- Why Washoe and Clark counties test
- Smog checks in Reno winters and summers
- Smog check and oil change in one stop
- The DMV emissions lab in Reno: when to go there
Washoe smog data 3
Legal 3

Two Reno locations, no appointment
Drive in for your smog check. No appointment.
Two Reno locations inside Xpress Oil & Lube Center. Questions first? Send the form and the location you pick answers during business hours.
4.7 stars from 550 Google reviews of the two Reno Xpress Oil & Lube Centers
- No appointment needed
- Located inside Xpress Oil & Lube Center
- Two Reno service centers
- Results go to the DMV electronically
