Tesla admits Cybertruck PCS defect, extends warranty to 8 years
8/10Tesla has acknowledged a defect in the power conversion system (PCS) of pre-2026 Cybertruck models and is extending the warranty for these vehicles to 8 years or 150,000 miles. This decision follows multiple owner complaints about expensive repairs related to the defect, with Tesla admitting the problem after months of controversy as of August 7, 2026.
