OEM Chevrolet Tracker Fuel Rail

Chevrolet Tracker Fuel Rail Parts and Q&A

• Fuel Rail
  91177601
  Q: How to service and repair the fuel rail on Chevrolet Tracker?

  A:

  Begin service and repair work on the Fuel Rail by taking out the existing fuel pressure first. You must start by taking off the Throttle Body before cutting the electrical connector loose from the Fuel Injector . The service begins with removing the rear Intake Manifold hold down bracket together with its bolts before pulling the bracket free. First detach high pressure and return hoses from fuel pipes before taking out the fuel pipe hold down bracket bolt and the 3 Fuel Rail retaining bolts to extract the Fuel Rail. Once fuel injectors are extracted the technician should proceed to removal. The first step of installation includes applying motor oil on the fuel injectors o-ring before securing the fuel injectors onto the Fuel Rail. Finally, secure the Fuel Rail to the Intake Manifold by tightening the 3 retaining bolts to 30 n.m (22 lb ft). After installing the fuel pipes' hold down bolt to 25 n.m (19 lb ft), you can put on the Intake Manifold reinforcement bracket then both retaining bolts require 25 n.m (19 lb ft) torque. Sito create the electrical connection to fuel injectors and implement the scan tool alongside turning on ignition power but not starting engine until you activate the fuel pump followed by leak detection then required repairs.
• Fuel Rail
  91176154
  Q: How to replace the fuel rail assembly on Chevrolet Tracker?

  A:

  The fuel pressure must be reduced before starting replacement of the Fuel Rail assembly. Remove the electrical connector from the Fuel Injector before extracting the bracket at the Intake Manifold rear which includes all hold down bracket bolts from the Intake Manifold. Remove the high pressure and return hoses from the fuel pipes followed by removing the fuel pipes hold down bracket bolt. Take out the Fuel Rail by discarding the Fuel Rail's three retaining bolts. The Fuel Injector must be taken off afterwards. The first step of installation requires applying a thin motor oil coat onto the fuel injectors o-rings before mounting the fuel injectors to the Fuel Rail . Secure the Fuel Rail onto the Intake Manifold according to the fastener notice in service precautions before tightening the 3 retaining bolts to 30 n.m (22 lb ft). Move forward by installing the fuel pipes and holding bolt before tightening it to 25 n.m (19 lb ft). Refit the Intake Manifold reinforcement bracket along with both retaining bolts then tighten them to 25 n.m (19 lb ft). Install the electrical connectors onto the fuel injectors after which you can perform the installation of the scan tool. Activate the fuel pump using the scan tool when the engine remains off during ignition activation. Look for any leaks and repair them accordingly.