EcoTec3 News

EcoTec3 is a family of gasoline engines produced by General Motors for use in pickup trucks, SUVs and vans. It is part of GM’s Gen 5 Small Bock engine family and replaces the Vortec line of engines.

Little-Known Chevy Silverado, Tahoe, Suburban Trick Disables DFM

DFM is commonly associated with issues in the L84 and L87 V8 engines.

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GM 6.2L V8 Engine Failures Also Affecting Australia And New Zealand

Trouble Down Under.

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Range Technology Offers DFM Disabler For Chevy Silverado, GMC Sierra, SUVs: Video

Legal in all states except one.

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Cadillac Escalade 6.2L V8 Engine Blows After Just 4 Miles: Video

Full engine teardown to investigate what went wrong.

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GM Can’t Keep Up With 6.2L V8 Engine Replacements

Customers desperately trying to source new L87 engines.

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GM Oshawa Plant Only Builds Chevy Silverado 1500 Units With This Engine

Limited configurations, as well.

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The 6.2L V8 Engine Is Not Offered On This 2025 GMC Yukon Trim Level

An option on every other trim.

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NHTSA Opens Investigation Regarding GM 6.2L V8 Engine Failures

Affecting T1-based trucks and SUVs.

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Poll: Which Engine Would You Get In A Chevy Silverado – Gas L87 Or Diesel LZ0?

Gasoline-fueled V8, or diesel-powered straight six?

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GM 5.3L V8 L84 vs. Ford 5.0L Coyote V8: Which One Is Better?

Full-size pickup showdown.

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2024 Chevrolet Silverado 1500 ZR2

GM 6.2L V8 vs. Ford EcoBoost 3.5L V6: Which One Is Better?

Displacement or boost?

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MeatEater 2019 Chevy Silverado Heading To Auction In Kansas City: Video

Bring home a unique hunting rig.

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2025 GMC Sierra 1500 Offers New Performance Air Intake System

Helping the V8 breathe.

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2025 Chevy Silverado 1500 Offers New Performance Air Intake System

Induction noise and a few more ponies.

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GM Defense HD SUV To Offer Two Engine Choices

Gas V8 or turbodiesel.

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2024 Chevrolet Silverado 1500 ZR2

2025 Chevy Silverado 1500 Now Shipping To Dealers

No major changes this year.

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Listen To The GMC Sierra Denali Ultimate V8 Start Up, Idle, And Rev: Video

Atmospheric V8 burbles to life.

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Watch A Teardown Of An Exploded L86 V8: Video

The piston has exited the chat.

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Some GMC Sierra And Yukon Units Will Need A 5.3L V8 Engine Misfire Fix

Affecting vehicles in current inventory.

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Some 2023 Cadillac Escalade Units Will Need A 6.2L V8 Engine Replacement

Some engines have oversized lifter bores.

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Some 2023 GMC Sierra And Yukon Units Will Need A 6.2L V8 Engine Replacement

Some units have oversized engine lifter bores.

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2024 Chevrolet Silverado 1500 ZR2

Some 2023 Chevy Silverado, Tahoe And Suburban Units Will Need A 6.2L V8 Engine Replacement

Unclear how many units affected.

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2024 GMC Sierra 6.2L V8 Engine Will Get Active Exhaust System

Equipped as standard on AT4X and Denali Ultimate trims, and available on SLT, AT4 and Denali.

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The 2024 Chevy Silverado 6.2L V8 Engine Will Sound Meaner

Featuring a Sport mode.

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Strange V8 Engine Sounds Are Normal, Says GM

No repairs required.

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Chevy Silverado ZR2 Among 2023 NACTOY Awards Semifinalists

Finalists will be announced in November and winners in January 2023.

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