After Volvo EGR valve replacement,for purpose of get rid (burn) of the EGR valve O-rings,you need to use Volvo PTT
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Category: Volvo Trouble Repair
How to Diagnose Volvo FM440 Truck Engine Performance by Volvo PTT
This instruction show you guide on how to use Volvo PTT to diagnose engine performance for Volvo FM440 truck. Preparations:
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