OEM 2000 Buick Regal Fuel Injector

2000 Buick Regal Fuel Injector Parts and Q&A

• Q: How to service the fuel injector on 2000 Buick Regal?

  A: Service of Fuel Injector requires beginning with Fuel Rail removal followed by unclipping the Fuel Injector retaining clips before accessing the fuel injectors. The technician must remove the upper o-ring , lower o-ring along with the o-ring back up while being cautious to avoid any damage to electrical connector pins or nozzles. The repair process demands complete o-ring replacement since the lower o-ring requires the o-ring back up to achieve correct positioning which stops vacuum leaks from occurring. It is essential to use the right part number when replacing injectors since each unit features a specific designed flow rate requirement. Both upper and lower o-rings share equal dimensions yet differ in materials with black and brown colors respectively. For new o-ring installation begin by oiling them then place the Fuel Injector back up o-ring followed by the lower o-ring and finish by setting the upper o-ring. After attaching the Fuel Injector to the Fuel Rail utilize the retaining clips to fasten it followed by Fuel Rail reinstallation.