Buick
Terraza
4

Corrosion of the Fuel Tank Harness Due to Water Leak on Buick Terraza

Problem Description and Possible Solution

Corrosion at the fuel tank to body harness may cause the Check Engine Light to illuminate or a crank no start condition. This corrosion issue is most commonly caused by a water leak inside the vehicle. Any damaged wiring or connectors will require replacement.

Problem Data
RepairPal Verified
Average mileage: 108,500 (81,000–136,000)
2 model years affected: 2005, 2006
4 people reported this problem
Comments
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Check engine light came on. Was repaired by replacing the harness for EVAP system and fuel system. Also connection in floor.
Awaiting repair