California Smog Check Program Laws & Regulations California Smog
Check Program

Law & Requirement
How to Pass the Smog Check. It's a Easy 3-Part Test! How to Pass
the Smog Check

3-Part Smog Test!
FREE Smog Check Coupons. Station Photos & Details Free Smog
Check Coupons

50% Off Deals!
STAR Smog Check Program STAR Smog Check
What is a STAR
smog station?
VIR Reports - FREE Online Smog Check Diagnosis Tool Free Online Smog
Test Diagnosis

ASE Repair Advice
Get $500.00 Smog Repair Assistance Program (CAP) Free $500 Smog
Check Repairs

CA CAP Assistance
Vehicle Buy Back Program - Cash for your Car CA Recycling
Vehicle Buy Back

Cash For Your Car
DMV Vehicle Registration CA Registration Laws
Dept of Motor Vehicles
registration requirements
Does My Car Need a Smog Check? Does My Car Need
a Smog Check?

Exempt Vehicles
Under Your Hood - The Visual Smog Inspection Visual Smog

Under The Hood
FAQ's - California Emissions Questions & Answers Smog Check Q & A
California Emissions Questions & Answers
OBDII Check Engine Light Trouble Codes Check Engine Light Trouble Codes
OBD-II Code Chart
Ask-A-Tech - Do you have a Smog Check Question? Get a Response in 24 hours. Help? Ask-A-Tech!
ASE Certified Smog Test Assistance
Smog Test Only - What is a Test Only Smog Station? Smog Test
Only Centers

What are Test Only Smog Stations?
Remote Smog Check Sensing CA Roadside
Emission Test

Remote Smog Test Sensing Device
Home Page HOME


Address: 1411 Autocenter Dr. 
Walnut Creek, CA 94597   Directions

Phone Number (925) 947-2555



- We can smog ALL vehicles!
- A/C Service & Repair
- Alignment & Suspension
- Brake Service & Repair
- Carburetor Service/Repair
- Computer Diagnostics
- DMV Renewal Smog Test
- Expert Full Auto Service
- Fuel Injection Service/Repair
- Lube & Oil Service
- Mufflers & Exhaust Systems
- Regular Smog Inspection
- Shocks & Suspension
- Smog Check Repairs/Inspection
- STAR Smog Inspection
- Tire & Battery Service

Contra Costa Smog... proudly serving Walnut Creek and our neighbors since 1997, with over 65 years of combined automotive service experience.

Our primary focus... is to provide our customers with excellent service, customer care and quality repairs.

Shop Hours: MON - FRI 8:00am to 6:00pm. Open on weekends. Call ahead.

Smog Special: $46.75* regular smog check special with SmogTips coupon!

*Discount applies to most 2000 & newer cars. Trucks, SUVs, RVs and STAR required vehicles extra. Must present "printed" coupon.



Which Type Should I Choose?


CONTRA COSTA SMOG CHECK - 1411 Autocenter Dr. Walnut Creek, California. (925) 947-2555

More certified smog station near Walnut Creek, CA.