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Exclusively Available at Tarr Chevrolet

CarChief®
Vehicle Protection

The Technician in Your Glove Box

The same diagnostic technology your service technician uses — now working for you 24/7, in your pocket, on every drive.

Jefferson City, Tennessee
Serving East Tennessee Since 1952

What Is CarChief®?

CarChief® is a connected vehicle protection platform that plugs directly into your vehicle's OBD-II port — the same diagnostic port used by technicians in every service department in America. Once connected, CarChief® monitors your vehicle in real time, sending alerts, tracking maintenance, and giving you access to the same diagnostic intelligence your dealer uses, right on your smartphone.

Think about what happens when your check engine light comes on today. Your dash shows a vague symbol. Your owner's manual says "see dealer." You have no idea if you're safe to drive, if it's urgent, or what it's going to cost. CarChief® ends that uncertainty for good. You get a real explanation, a severity rating, and a direct line to our service team — before you ever pick up the phone.

Professional-Grade Diagnostic Technology

The diagnostic technology inside CarChief® is the same standard used in dealership service bays nationwide. When a technician scans your vehicle, this is what interprets the data behind the scenes. CarChief® gives you direct consumer access to that same platform — decoding your vehicle's OBD-II data in real time, in plain language. No filter. No delay. No unnecessary trip back to the dealer.

Your Check Engine Light — Finally Explained

CarChief® reads the actual trouble code behind your check engine light and tells you exactly what it means — with a simple three-color severity system so you always know what to do next.

Green

A condition has been detected that needs attention — but not immediately. Schedule a service visit at your convenience.

Schedule Service

Yellow

This issue needs service soon. Don't ignore it — contact our service team before it becomes a bigger problem.

Service Soon

Red

Act now. A serious fault has been detected. Contact our service department immediately — do not delay.

Contact Service Now
The moment a check engine code is detected, CarChief® sends the alert to your phone and to our service department simultaneously. You're never dealing with this alone — our team is already aware and ready before you even make the call.

Everything CarChief® Does for You

CarChief® is a complete vehicle intelligence and protection platform. Here is everything you get from day one.

Real-Time Diagnostics

Live OBD-II engine code reading powered by professional-grade diagnostic technology. Know what's wrong, how urgent it is, and what it means — in plain English.

GPS Vehicle Tracking

See your vehicle's exact location in real time from the CarChief® app. Ideal for teen drivers, shared vehicles, or everyday peace of mind.

Maintenance Reminders

Mileage and time-based alerts sent to your phone before issues develop. Oil changes, filters, and scheduled service — always on your radar.

Battery & Fuel Monitoring

Live displays of your battery level and fuel level directly in the CarChief® app — always know exactly where you stand before you ever hit the road.

Direct Service Scheduling

Book your service appointment at Tarr Chevrolet with one tap through the app. No calls, no hold music.

App-First Platform

Available free on Apple App Store and Google Play. Your full vehicle profile, history, and alerts anywhere, anytime.

Virtual Glove Box

All service records, maintenance history, and ownership documents stored digitally — organized and instantly accessible from your phone.

Maintenance Budgeting

Forward-looking service planning shows what's coming so you can budget for it — not be blindsided. One early warning can save thousands.

Every vehicle manufactured after 1996 has an OBD-II port. CarChief® plugs directly into that port — the same one your service technician uses — and starts reading your vehicle's data immediately.

$10,000 Theft Protection — Included

Every CarChief® plan includes real theft protection coverage from day one — a benefit package that has your back if the worst happens.

$8,000Vehicle replacement benefit if stolen and unrecovered after 30 days
$1,000Deductible coverage benefit included in your plan
$1,000Rental car assistance while your vehicle is being located and recovered
24/7Nationwide theft recovery team coordinating directly with law enforcement
  • Real-time GPS tracking dramatically improves recovery response times
  • Recovery team coordinates directly with local law enforcement on your behalf
  • Coverage begins day one — no waiting period, no complicated activation

Simple, One-Time Pricing

One enrollment at Tarr Chevrolet. No monthly fees. No subscriptions. Complete vehicle protection for the life of your plan — starting at less than $1 a day.

24
Month Plan
$695
~$29/mo
36
Month Plan
$795
~$22/mo
48
Month Plan
$895
~$19/mo
Best Value
60
Month Plan
$995
~$17/mo
A single repair caught early by a CarChief® diagnostic alert can exceed the cost of the entire plan. One theft event triggers your full benefit package. CarChief® pays for itself the first time it matters. The 60-month plan delivers maximum coverage at the lowest cost-per-month.

Up and Running in Minutes

Our team handles everything at enrollment. Download the app and you're driving smarter from day one — at our Jefferson City, Tennessee dealership.

01

Enroll at Tarr Chevrolet

Your CarChief® device is professionally installed into your vehicle's OBD-II port at delivery. Takes minutes.

02

Download the App

Free on Apple App Store and Google Play. Your vehicle syncs automatically once the app is set up.

03

Drive with Confidence

Diagnostics, GPS, alerts, and maintenance tracking — all live from your very first trip.

04

We Stay Connected

Alerts come to you and to us simultaneously. Our service team is notified the same moment you are.

  • Compatible with all vehicles manufactured after 1996 — gas, diesel, and most hybrids
  • No separate installation appointment needed — device installs at delivery
  • Available on Apple App Store and Google Play — free download, no subscription
  • Questions? Reach CarChief® direct: dana@mycarchief.com · 319-361-3198

Ask About CarChief® at Delivery

Available through our Finance & Insurance office at our Jefferson City, Tennessee dealership.

Visit the CarChief® Website

Explore the full CarChief® platform, features, and app at mycarchief.com.

mycarchief.com ?
CarChief® is a registered trademark and third-party connected vehicle protection platform. Theft protection benefits subject to terms and conditions. Compatible with OBD-II equipped vehicles (1996 and newer). Available exclusively through Tarr Chevrolet's Finance & Insurance office. Tarr Chevrolet | 304 E Broadway Blvd, Jefferson City, TN 37760 | (865) 371-9451