Combing through reliability information from Consumer Reports, combined with our reporting on recalls and known problems, we can present a worst-to-first look at heavy-duty pickup truck reliability for the 2026 model year. Consumer Reports bases its predicted reliability findings on owner surveys covering the engine, transmission, steering, suspension, brakes, electronics and other potential trouble areas. We are not reproducing its proprietary scores, but we can examine the trends behind its findings. 2026 GMC Sierra 2500HD The 2026 GMC Sierra 2500HD takes the least desirable position despite sharing its engines, transmissions and basic architecture with the Chevrolet Silverado 2500HD. Consumer Reports evaluates […] (read full article...)