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Re: GTC ST05 Oxygen Sensor Tester
Posted to Tool & Equipment Forum on 5/10/2019

I give them the old fashion stress [...] and then create a massive Vacuum [...] best parts store diag i ever had was a early 90s e150 customer replaced dpfe sensor,egr valve,and egr solenoid,I pop the box off and looked it turns out the plastic vacuum supply ... Login to read more.