Service Repair
Diagnostics and Drivability

ATS Bullseye Leak Detector Product Video

March 20, 2014

The Bullseye Leak detector by Automotive Test Solutions Inc. is a revolutionary leak detection system that finds leaks in all sealed systems in just three easy steps. The Bullseye leak detector is quick, accurate and easy to use.

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Fuel trim analysis & MAF testing

Stopping Lincoln Aviator brake bounce

Latest in Diagnostics and Drivability

STAR connectors like this one are common on many vehicles as they serve as the hub for bus configurations like the one in this vehicle. From a diagnostic stand-point, they serve as a great place to eliminate circuits, one at a time, all in the same location. Much can be determined from the implementing this process in your diagnostic approach of many network faults.

Service Repair

Solved: Jeep Cherokee won't communicate

Brandon Steckler

June 11, 2025

Diagnostics and Drivability

The electrified future of automotive maintenance

Scott Brown

June 5, 2025

The cylinder head was removed, and the valve train was inspected. Cylinder No. 3 exhaust valve had excessive stem-to-guide clearance. This allowed the No. 3 exhaust valve to rock along the seat and created an intermittent sealing issue. The cylinder head requires reconditioning and/or replacement. These cylinder heads are a known issue so replacement is prudent.

Service Repair

Solved: A Jeep Cylinder Misfire

Brandon Steckler

May 29, 2025

ATS Bullseye Leak Detector Product Video

Continue Reading

Fuel trim analysis & MAF testing

Stopping Lincoln Aviator brake bounce

Latest in Diagnostics and Drivability

Solved: Jeep Cherokee won't communicate

The electrified future of automotive maintenance

Solved: A Jeep Cylinder Misfire

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Let's talk TPMS

What's really wrong when a catalytic converter 'fails'

The real cause of P0420/P0430 DTCs