GM 6.2L V8 Recall Lawsuit: GM Moves to Dismiss as Engine Failures Persist

 7 min read

GM 6.2L V8 Recall Overview: A Courtroom Fight Over Engine Failures

The GM 6.2L V8 recall has moved into a courtroom fight. In June 2026, General Motors asked a federal judge to throw out a class action lawsuit tied to its 6.2-liter L87 V8. Specifically, the automaker argues affected owners already received the relief they seek through a recall the company launched in April 2025.

This dispute covers roughly 600,000 trucks and SUVs. Specifically, the list includes the Chevrolet Silverado 1500, Tahoe, and Suburban, plus the GMC Sierra 1500 and Yukon, and the Cadillac Escalade. For owners of these Chevrolet trucks and SUVs and their GMC and Cadillac siblings, the stakes are concrete. Notably, plaintiffs cite connecting rod bearing failures, sudden power loss, and in some cases complete engine failure.

GM maintains the lawsuit lacks merit. Because the company already offered free repairs and extended warranty coverage through a federally approved recall, its lawyers say the claims should not proceed. Meanwhile, federal regulators continue to study whether the recall fully solved the problem.

Vehicles and Engines Involved in the L87 Recall

The L87 is a 6.2-liter EcoTec3 V8 used across GM’s full-size lineup. In practice, it powers work trucks, family haulers, and luxury SUVs alike. As a result, the recall reaches a wide range of buyers, from job-site Silverados to loaded Escalades.

Detail	Value
Engine	6.2L EcoTec3 L87 V8
Model years cited	2019-2024 (varies by model)
Chevrolet models	Silverado 1500, Tahoe, Suburban
GMC models	Sierra 1500, Yukon, Yukon XL
Cadillac models	Escalade, Escalade ESV
U.S. vehicles recalled	About 597,000 (roughly 721,000 worldwide)
Alleged failure mode	Connecting rod bearing failure, loss of propulsion
Recall launched	April 2025

Because the L87 spans so many nameplates, a single supplier problem ripples across the catalog. Therefore, a Tahoe owner and a Sierra owner share the same recall, the same fix, and the same warranty extension.

Inside the GM L87 Engine Lawsuit

The class action gathers 44 current and former owners of GM trucks and SUVs. Together, they claim the L87 engines in about 600,000 vehicles carry a defective design. Specifically, the suit points to insufficient lubrication between the bearings and the crankshaft.

According to the complaint, the lubrication gap raises friction and heat. Consequently, the bearing materials wear, spin, and break apart. Plaintiffs say this chain leads to broken connecting rods, loss of propulsion, and engine failure on the road.

This GM L87 recall fight is not a single filing. In fact, at least 11 class action lawsuits have targeted the L87 engines. Notably, the first suit landed only after federal regulators opened a formal engine failure investigation in January 2025. Today, the consolidated case sits in the U.S. District Court for the Eastern District of Michigan as Powell et al. v. General Motors, LLC. In total, four firms represent the plaintiffs, including The Miller Law Firm and Hagens Berman.

Why GM Wants the L87 Engine Lawsuit Dismissed

GM’s motion rests on one core argument. Since the company already recalled the vehicles and paid for repairs, its lawyers say the legal claims are moot. In their words, an “NHTSA-supervised recall remedies the alleged engine defect.”

GM also rejects the design-defect theory. Company engineers traced the failures to two root causes, both linked to supplier manufacturing and quality issues. First, some engines held contamination inside the connecting rods and crankshaft oil passages. Second, other engines used crankshafts built outside production specifications.

From there, GM draws a statistical line. Only about 3% of recalled engines failed, the company says. If a basic design flaw existed, GM argues, the entire production run would fail instead. Moreover, the automaker contends owners whose engines never failed hold no injury claim based on other customers’ problems.

What the GM 6.2L V8 Recall Repair Includes

The repair path depends on an inspection. When a vehicle fails the L87 engine inspection, the dealer installs a replacement engine at no cost to the owner. In some cases, GM has supplied remanufactured engines rather than new units.

When a vehicle passes inspection, the fix is lighter. In this scenario, the dealer switches the engine from the factory-specified 0W-20 oil to heavier 0W-40 oil. Then the technician installs a new oil fill cap and a fresh oil filter. Overall, the thicker oil aims to coat the bearings with a more protective film.

On top of the repairs, GM added a 10-year, 150,000-mile extended powertrain warranty for affected owners. Owners also gained the option to buy the heavier 0W-40 oil at a price close to standard 0W-20. For many drivers, the warranty extension carries the most long-term value because it follows the truck through years of use.

NHTSA Keeps Investigating the GM Engine Recall

Federal oversight has not stopped. While GM treats the recall as a complete solution, the National Highway Traffic Safety Administration keeps digging. Specifically, the agency wants to know whether the campaign truly fixed the risk of future failures.

The timeline shows steady pressure. NHTSA opened its first engine failure investigation in January 2025 and closed it in October 2025. Soon after, the agency launched another review to confirm the recall reached every affected vehicle. Then, in January 2026, NHTSA opened a recall query into roughly 597,000 trucks and SUVs after 36 owners reported failures even after the recall repair.

The failure numbers behind these reviews are large. By one AutoGuide account, about 14,000 of these engines failed while people were driving. For this reason, GM’s effort to end the litigation faces a hurdle. If regulators decide the current repairs fall short, the legal and reputational pressure grows.

What the GM 6.2L V8 Recall Means for Owners and the Used Market

The outcome reaches well beyond the courtroom. For roughly 600,000 households, the L87 question shapes maintenance plans, resale timing, and trust in the brand. Therefore, the practical response matters as much as the legal one.

For current owners, the practical steps are clear. First, check your VIN against GM’s recall lookup and NHTSA’s recall database. Next, confirm the dealer completed the inspection, the oil change or engine replacement, and the warranty extension paperwork. Keep every receipt, since the 10-year, 150,000-mile coverage follows the vehicle.

For used-truck shoppers, the math gets more careful. A 2021-2024 Silverado, Sierra, Tahoe, Yukon, or Escalade with the 6.2L V8 still carries strong tow ratings and resale demand. However, buyers should verify the recall work in writing before signing. For example, a documented engine replacement under the recall removes much of the risk, while an unverified truck leaves it open.

Some shoppers will weigh a switch instead. For instance, a full-size SUV alternative like the Toyota Sequoia covers similar towing and hauling duty with a different powertrain. Drivers who spend time comparing capable SUVs across brands will find the L87 question reshapes long-term value, not only sticker price. As a result, the L87 recall now sits at the center of full-size truck and SUV buying decisions.

Final Verdict

The L87 recall dispute pits two reasonable readings against each other. On one side, GM points to a federally approved recall, free engine replacements, and a long warranty extension as proof of relief. Plaintiffs, by contrast, counter with continued failures after repairs as evidence the fix did not hold.

For owners with a completed repair and warranty paperwork, the position looks manageable. In practice, the 10-year, 150,000-mile coverage offers a real backstop, especially for high-mileage work trucks. By contrast, owners still waiting on service or seeing rough running should watch the open NHTSA query closely.

Buyers in the market hold the most leverage. Above all, demand documented recall completion on any 2021-2024 truck or SUV with the L87, and price the risk accordingly. Otherwise, shoppers who would rather avoid the question altogether should look at a body-on-frame SUV option with a different engine family.

The court will rule on the motion in the months ahead. Until then, the recall stands as the central fact for every L87 owner, and the next NHTSA decision will shape how this story ends.

Frequently Asked Questions

Which GM vehicles are part of the 6.2L V8 recall?

The recall covers the Chevrolet Silverado 1500, Tahoe, and Suburban. It also includes the GMC Sierra 1500, Yukon, and Yukon XL, plus the Cadillac Escalade and Escalade ESV. Model years run from 2019 to 2024, depending on the model. Together, these vehicles all use the 6.2-liter EcoTec3 L87 V8.

What does the GM 6.2L V8 recall fix do?

The repair starts with an inspection. Engines flagged by the inspection receive a free replacement, sometimes a remanufactured unit. When an engine passes, the dealer switches from 0W-20 to heavier 0W-40 oil, plus a new oil fill cap and filter. Every affected vehicle also gains a 10-year, 150,000-mile powertrain warranty.

Is the GM L87 engine still failing after the recall?

Some owners report failures even after the recall repair. In January 2026, NHTSA opened a recall query after 36 owners described loss of propulsion following service. The agency is reviewing whether the recall fully resolved the connecting rod bearing failure risk.

Should I buy a used Silverado or Tahoe with the 6.2L V8?

A used 2021-2024 model with the L87 still tows and hauls well, but verify the recall work first. Specifically, ask for written proof of the inspection, the oil change or engine replacement, and the warranty extension. For the most peace of mind, a documented engine replacement removes much of the risk.

What oil does the GM 6.2L V8 recall require?

The updated service procedure calls for 0W-40 oil instead of the factory-specified 0W-20. In practice, this heavier oil protects the bearings with a thicker film. GM also gave owners the option to buy 0W-40 at a price comparable to 0W-20.