2007 – 2010 6.6L GM/Chevrolet LMM Coolant Reservoir Tank
Dorman # 603-142 / 2281
OEM# 13502353 / 15120611
Over time coolant reservoirs become susceptible to heat and engine vibration and eventually crack and leak. Dorman Coolant Reservoirs are manufactured with premium plastic to withstand the effects of stress generated within the engine compartment. Our coolant reservoirs are thoroughly tested to ensure a trouble-free performance and long-lasting quality year after year.
Direct replacement for a proper fit every time
Comes with reservoir cap
Level sensor included (where applicable)
Quality tested to ensure trouble-free installation and performance