Published
March 28, 2026
If you had your oil changed at a Valvoline Instant Oil Change location, a new lawsuit alleges the chain used the wrong-viscosity oil — here is what it claims and who could be affected.
There is no settlement. There is no claim form. There is no money available. This is an early-stage lawsuit filed in February 2026. But if the allegations are proven, this could become a large nationwide case affecting thousands of vehicle owners across approximately 1,900 Valvoline locations.
There Is No Settlement and No Claim Form
This lawsuit was filed on February 11, 2026 in the U.S. District Court for the Southern District of Indiana. It is in its earliest stage. There is no settlement. There is no claim form. There is no money available. You cannot file a claim right now.A claims process would only open if the case is certified as a class action and a settlement is reached or a judgment is entered. That could take months to years. For now, this is a case to watch.
Status
Lawsuit Filed — Early Stage
no settlement, claim form, or money available · allegations are unproven
Filed
February 11, 2026
S.D. Ind. · Case No. 1:26-cv-00291-JRS-TAB
Claim Deadline
None Yet
claims would open only if the case is certified and resolved
Proof Required
N/A
nothing to claim yet — keep your Valvoline receipts and repair records
What Does the Lawsuit Allege?
The plaintiff, Robert Campbell of Westfield, Indiana, brought his 2025 Kia Sorento with a 2.5-liter turbo engine to the Valvoline Instant Oil Change location in Westfield on October 8, 2025. He paid $102.99 for an oil change. Kia specifies that the vehicle requires Full Synthetic SAE 0W-30 oil.Valvoline put in 5W-30.
Several days later, Campbell discovered the wrong oil was used. He went back and requested the correct oil. Valvoline replaced it with a different oil that also did not meet Kia's specifications. He had to go to a third service provider to finally get the correct oil installed at his own expense.
When Campbell contacted Valvoline's national customer service center, he was told that Valvoline service centers do not carry oil with the specifications required by Kia because Valvoline does not manufacture a 0W-30 oil suitable for his vehicle. The lawsuit further alleges that Valvoline's own website incorrectly lists 5W-30 as the proper oil for all 2025 Kia Sorento 2.5-liter turbo engines, contrary to what Kia actually specifies.
Why the Wrong Oil Matters
This is not a trivial difference. Engine oil viscosity -- the resistance of the oil to flow -- is specified by vehicle manufacturers based on how they designed the engine's bearing clearances, pump calibration, and temperature profiles. 0W-30 flows more easily at cold temperatures than 5W-30, which means better protection during cold starts when the engine is most vulnerable to wear.Using the wrong viscosity oil can decrease engine performance and fuel economy, cause accelerated engine wear or damage, and potentially void the manufacturer's warranty. If your engine suffers damage and the manufacturer determines you were using non-specified oil, the warranty claim can be denied.
Who Could Qualify If This Lawsuit Succeeds?
The proposed nationwide class includes all individual vehicle owners who had their oil changed at a Valvoline Instant Oil Change location operated by Valvoline Inc. and whose engine oil was replaced with oil that did not conform to the vehicle manufacturer's specifications. There is also a separate Indiana subclass.Valvoline operates approximately 1,900 service center locations in the United States. Given the scale of the business and the allegation that this was a systematic practice (not an isolated incident), the class could potentially include thousands of affected vehicle owners.
What the Lawsuit Is Asking For
The complaint seeks refunds for oil change services, costs to drain and replace the incorrect oil with manufacturer-specified oil, diagnostic and inspection expenses, compensation for engine damage or diminished vehicle value, and potential loss of manufacturer warranty coverage. Under Indiana's Deceptive Consumer Sales Act, the lawsuit seeks treble damages (three times actual damages) or $1,000, whichever is greater, for willful deceptive acts. The lawsuit also seeks injunctive relief to stop Valvoline from continuing to use wrong-grade oil, plus attorneys' fees and a jury trial.What Should You Do Right Now?
There is no action required today. No claim form exists. But if you have had your oil changed at a Valvoline Instant Oil Change location, check your receipt against your vehicle's owner manual to verify the oil grade matches what the manufacturer specifies. If the grades do not match, hold onto your receipt, the service record, and any documentation of your vehicle's required oil specification.If you experienced engine problems after a Valvoline oil change and the wrong oil was used, keep records of any repair costs, diagnostic reports, and warranty denial correspondence. These could be relevant if the case progresses.
Be cautious of any website claiming you can "file a Valvoline oil change claim" right now. No legitimate claims process exists.
Case Information
Case: Campbell v. Valvoline Inc., Case No. 1:26-cv-00291-JRS-TAB
Court: U.S. District Court, Southern District of Indiana (Indianapolis)
Filed: February 11, 2026
Plaintiff: Robert Campbell (Westfield, Indiana)
Defendant: Valvoline Inc. (Lexington, Kentucky)
Allegation: Used wrong viscosity oil (5W-30 instead of 0W-30), does not manufacture correct oil, website lists incorrect specification
Vehicle: 2025 Kia Sorento 2.5L Turbo
Required Oil: Full Synthetic SAE 0W-30 (API SN Plus/SP or ILSAC GF-6)
Oil Used: 5W-30
Proposed Class: All U.S. vehicle owners given wrong oil at Valvoline locations
VIOC Locations: Approximately 1,900 nationwide
Legal Claims: Breach of contract, breach of implied warranty, Indiana DCSA violations, unjust enrichment
Damages Sought: Refunds, repair costs, treble damages, injunctive relief
Settlement: None -- early-stage lawsuit
Claim Form: None -- does not exist
Jury Trial: Requested
Plaintiff's Counsel: Sweetnam LLC (Lake Forest, Illinois)
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Class Action Complaint (PDF)
Sources
• Class action complaint, Campbell v. Valvoline Inc., Case No. 1:26-cv-00291-JRS-TAB (S.D. Ind., filed Feb. 11, 2026)About This Lawsuit
This is an active, early-stage class action lawsuit. There is no settlement, no claim form, and no money available at this time. If the case results in a settlement or verdict, eligible consumers will be notified through the court system. OpenClassActions.com will update this page as the case progresses. OpenClassActions.com is a consumer advocacy and class action news site, and is not a class action administrator or a law firm.
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