Vane Position Sensor, Garrett GT37 – Chevy Duramax 6.6L 2004.5-2010 (LLY Require Adapter Cable 771864-0001)
Notes
Genuine Garrett VGT Vane Position Sensor
Common replacement on Duramax turbos
When original unit starts to fail, intermittent loss of performance due to
Vane stuck in the open position
Replacement for OEM GM part number 12635324
