Privacy Policy
Last Updated: June 12, 2026
This California Privacy Notice applies to California residents and supplements the information contained in this Privacy Policy.
Information We Collect
Northern California Diesel Testing may collect personal information including:
• Name
• Email address
• Phone number
• Mailing address
• Company or fleet information
• Vehicle Identification Numbers (VINs)
• License plate numbers
• Vehicle make, model, and year
• Website usage information
• IP address and device information
How We Use Information
We use personal information to:
• Provide emissions testing and compliance services
• Schedule appointments
• Communicate with customers
• Process payments
• Maintain service records
• Send service reminders and follow-up communications
• Improve our website and services
• Measure advertising and marketing performance
Advertising and Analytics
Our website may use cookies, analytics tools, pixels, and similar technologies provided by:
• Google Analytics
• Google Ads
• LinkedIn Ads and LinkedIn Insight Tag
• Wix
• HubSpot
• Jotform
These tools help us understand website traffic, improve our services, and measure advertising effectiveness.
We do not sell personal information to third parties.
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Your Privacy Rights
California residents may request access to, correction of, or deletion of personal information that we maintain, subject to applicable legal exceptions.
To make a privacy-related request, contact us at:
Data Retention
We retain customer and vehicle information only as long as reasonably necessary to provide services, comply with legal obligations, maintain business records, resolve disputes, and enforce agreements.
Vehicle and Compliance Information
Northern California Diesel Testing may collect and maintain vehicle-related information, including VINs, license plate numbers, emissions testing records, fleet information, and compliance history for the purpose of providing CARB Clean Truck Check services and related compliance support.
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Privacy Questions
If you have questions regarding this Privacy Policy or your personal information, please contact us at:
Northern California Diesel Testing
Davis, California, USA