Chevrolet Silverado and Colorado Truck Owners Face Oil Leaks From FactoryMotorBiscuitAlex HarringtonThu, September 10, 2026 at 2:00 PM UTCAdd us on GoogleChevrolet Silverado and Colorado Truck Owners Face Oil Leaks From FactoryCertain 2026 and 2027 Chevrolet Colorado and GMC Canyon models, as well as 2026 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks, might have been produced with improperly secured oil filters, according to a recent service update from General Motors. It tells dealers to inspect the filter and fix if needed. While this is an easy fix, it could have troublesome outcomes for owners.An announcement regarding this issue was made early August, and is recorded by the NHTSA as manufacturer communication, not a recall. It applied to four truck models across two model years. GM also lists the 2026 Cadillac CT5 and 2026 Chevrolet Blazer in the same updateWhich Vehicles Are Included?The affected units consists of certain 2026–2027 Chevrolet Colorado models, 2026 Chevrolet Silverado 1500 pickups, 2026–2027 GMC Canyon models, and 2026 GMC Sierra 1500 trucks. Don't worry, if you own one of these vehicles, it doesn't mean yours is definitely affected. GM has asked dealers to check its client's cars, and owners can use GM's public VIN lookup as well to see if they're one of the owners that need to take action by going to a dealer.AdvertisementAdvertisementWe don't know how many vehicles are actually affected or the engines involved, and it hasn't confirmed whether it's actually affected any owners. But there has obviously been an issue during the building of these cars that the brand is worried about. Better to be safe than sorry, huh?According to GM, the problem comes from oil filters that might have been installed too loose. Dealers are required to tighten it to 30 Nm (20 lb ft) if needed. Should the inspection reveal that a loose filter has caused oil to leak, the dealer must to it up.What Owners Should DoThis is a service update rather than a recal. GM has told dealers to hold affected vehicles until the the fix is carried out for both new and used inventory.