2007 Hummer H2
Mileage
129,134
Service Date
8/7/2026
Services Performed
- with vehicle in service bay, tested rear lifted gate, confirm not opening, inspected from inside of vehicle, tried to unlock with key fob or lock switch, can hear solenoid at times, with a pick, manually open lift gate, removed trim panel ad inspected latch cable and solenoid, no problem with cable, manually unlock solenoid and tested rear handle, handle doe open rear lift gate, problem with lifted gate solenoid, REcommend lift gate door latch lock solenoid,
- with vheicle in service bay, scan for codes, has 2 codes, P0157: O2 signal low bank 2 sensor 2, P2A04: HO2S performance bank 2 sensor 2, ran vehicle and checked O2 sensor data, found Bank 2 sensor 2 not preforming like bank 1 sensor, checked power and ground, has power and ground, compare to other sensor, matching results, checked signal and added alt fuel to intake, O2 sensor data should rise, found dropping a little, lab scope sensor, data on lab scope matches PCM data, Recommend start with O2 sensor, possible Cat problem
- Removed and replaced lift gate actuator hatch now opens as designed.
- Removed and replaced o2 sensor test drove vehicle found check engine has not come back.
- front and rear diff fluid exchange
- Removed and replaced output shaft seals and test drove vehicle after driving inspected and found not leaking at this time
- Removed and replaced both front shocks
- Removed and replaced extension housing seal
- Found washer fluid to be leaking from a line under hood cowling recommend removal to further inspect. Pulled vehicle into service bay and removed cowl found washer hose to be chewed repaired hose rear washer now works.
- LOF
SCOTT O. gave our service a 5 star review on 8/10/2026
