Incorrect tpms calibration/fmvss 138
Defect Summary
General motors llc (gm) is recalling certain 2018 chevrolet express and gmc savana vehicles with certain combinations of front-tire and gross-vehicle-weight option codes. the tire pressure monitoring system (tpms) may be incorrectly calibrated, causing the tpms warning lamp to illuminate when tire pressure reaches 37 psi, not 41 psi. as such, these vehicles fail to comply with the requirements of federal motor vehicle safety standard (fmvss) number 138, "tire pressure monitoring systems."
Safety Consequence
If the low tire pressure telltale is not illuminated at the correct tire pressure, the driver may have less time to react to a low-tire-pressure situation, which could affect the driver's ability to control the vehicle in certain situations and could increase the risk of a crash.
Corrective Action
Gm will notify owners, and dealers will check the psi information on the remote control door lock receiver (rcdlr) and tire placard match, and if the information is different the rcdlr will be reprogrammed. this repair will be done free of charge. the recall began august 27, 2018. owners may contact chevrolet customer service at 1-800-222-1020, or gmc customer service at 1-800-462-8782. gm's number for this recall is 18255.
Similar Recalls
Other recalls from General Motors, Llc or involving Tires.
FAQ: Recall 18V509000
Your rights, the repair process, and what each field on this page means.
What is recall 18V509000?
NHTSA recall 18V509000 was issued by General Motors, Llc on August 2, 2018. It addresses: Incorrect tpms calibration/fmvss 138. The recall affects approximately 94 vehicles, with the defect involving the Tires component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 18V509000 or the manufacturer campaign number 18255. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.