7 Engines Mechanics REFUSE to Work On (Ranked Bad to Catastrophic!)

Some engines have a reputation in the trade that mechanics know before the car even pulls into the bay. This video covers seven of them — ranked from frustrating to genuinely catastrophic. Ray Voss spent 26 years inside the American automotive industry, the last six as General Manager of a multi-rooftop dealer group. He grew up wrenching. He's seen every engine on this list come through a service bay. Engines covered: – Ford 5.4L 3-Valve Triton V8 – Subaru 2.5L EJ25 – Chrysler 2.7L V6 – GM 3.6L V6 (Traverse / Acadia / Enclave) – GM 5.3L / 6.2L with Active Fuel Management – Cadillac Northstar 4.6L V8 – Ford 6.0L Power Stroke Diesel If you're shopping for a used car or truck — or you already own one of these — watch this before it becomes an expensive conversation. Subscribe for straight talk on cars, dealerships, and how not to get taken.