Norcal Fleet Service
Clean Truck Check tester in Hayward, CA (Alameda County).
- Mobile testing
- OBD test
Norcal Fleet Service appears on CARB's public list of credentialed Clean Truck Check testers. It lists mobile testing, OBD testing. Mobile testing means the tester can come to your yard or job site.
- Location
- 29303 Pacific St, Hayward, CA 94544
- County
- Alameda County
- Phone
- (415) 272-7877
- Mobile testing
- Yes — comes to your yard
- OBD testing
- Yes
- Smoke opacity (non-OBD)
- No
- Motorhomes
- No
- Credentialed testers
- 1
- Last verified
Call (415) 272-7877 Open in Google Maps
Before you call
- Have your VIN, odometer reading and plate number ready.
- Your vehicle must be registered in CTC-VIS and the annual compliance fee paid; the tester submits the result to CARB.
- Ask for the price per vehicle and any mobile trip fee. Typical published prices for an OBD test are $50–$135 per vehicle (see cost guide).
Which trucks Norcal Fleet Service can test
The test CARB requires depends on the engine's fuel and model year. Based on the services Norcal Fleet Service lists on CARB's tester list:
| Your vehicle | Test required | This tester |
|---|---|---|
| Diesel, model year 2013 or newer | OBD scan | Yes |
| Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Yes |
| Diesel, model year 2012 or older (no OBD) | Smoke opacity test (SAE J1667) plus visual inspection | Not listed |
| California-registered motorhome | Same test as above by engine year, once a year | Not listed |
For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is JR Trucking Services in Hayward, about 1 mile away. See listing.
Clean Truck Check testers in Alameda County
Norcal Fleet Service is one of 85 testing businesses in Alameda County on CARB's public tester list. 79 of them offer mobile testing and 37 do smoke opacity tests. In Hayward itself there are 18 listed businesses, 17 of them mobile. All testers in Alameda County.
When your truck is due
Most trucks test twice a year, on a schedule tied to the DMV registration expiration date. CARB says OBD trucks move to four tests a year beginning October 2027. California-registered (non-commercial) motorhomes and agricultural vehicles test once a year. See the deadline guide. You can test up to 90 days before a deadline. Get a free email reminder before each one.
How to check a tester's credential
CARB publishes its Clean Truck Check tester list, where Norcal Fleet Service appears as of November 1, 2026. Listing there is optional, so a missing name does not always mean a tester is not credentialed. After the test, check that the passing result shows for your vehicle in CTC-VIS; that is what counts for compliance.
Frequently asked questions
Does Norcal Fleet Service offer mobile Clean Truck Check testing?
Yes. Norcal Fleet Service says on CARB's tester list that it offers mobile testing, so it can come to your yard or job site. Ask about a trip fee when you call.
Can Norcal Fleet Service test a 2012 or older diesel truck?
Norcal Fleet Service does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is JR Trucking Services (about 1 mile). Trucks from 2013 on get an OBD scan instead.
How much does Norcal Fleet Service charge for a Clean Truck Check?
Norcal Fleet Service has not published prices with us; call (415) 272-7877 for a quote. Published California prices are usually $50–$135 per vehicle for an OBD test and $190–$200 for a smoke opacity test, plus CARB's annual fee ($32.13 in 2026). See the cost guide.
Is Norcal Fleet Service a CARB-credentialed tester?
Norcal Fleet Service appears on CARB's public Clean Truck Check tester list, last checked November 1, 2026. Only credentialed testers can submit results to CARB; after the test, confirm the passing result shows for your vehicle in CTC-VIS.
Other testers near Hayward
-
Jaswinder Singh
- Mobile testing
- OBD test
- Motorhomes
-
JR Trucking Services
- Mobile testing
- OBD test
- Smoke opacity
-
K1 Smog
- OBD test
- Motorhomes
-
Many Truck Repair
- Mobile testing
- OBD test
- Motorhomes
-
Mobile Golden State Emissions Hayward
- Mobile testing
- OBD test
- Motorhomes
-
R S Transport
- Mobile testing
- OBD test
- Motorhomes
Source: CARB's public Clean Truck Check tester list, last checked . Listing on CARB's list is optional for testers, so some credentialed testers are not shown. Services, hours and prices change; please confirm with the tester before you go. Something wrong? Send a correction.