Silverado Fuel Tank Pressure Sensor for Chevy Silverado Avalanche Suburban Impala Tahoe Express Buick GMC Yukon Sierra Cadillac Pontiac 16238399Replace Part Number:16238399 Fuel Tank Pressure Sensor 16196060, 12219388, 12206740, 16217059, 16257276, 22678829, 8162383990, 8093776800, 8122067400, 8161960600, 8162117490, 8162572760, 8226788290, 09377680,9377680, AS302.
The silverado fuel tank pressure sensor replacementreads pressure in your fuel system. By doing this it helps you detect if you have any leaks, especially ones that are caused by evaporation. That's why it's part of the evaporative emission system. That means if you have a bad gas cap it's going to tell you that you have fuel leaking out there, or if there are vapors escaping anywhere else where they shouldn't be.