2013 Chevrolet Corvette Base, 2D Convertible, Standard Trans, Trans Mfr CD 6L85M/MM6FACTORY OEM SERVICE PROCEDURE

Fuel Injection Fuel Rail Assembly Replacement (Without LS9)

Fig 1: Fuel Injection Fuel Rail Assembly (Without LS9)
GM1969904Courtesy of GENERAL MOTORS COMPANY
Fuel Injection Fuel Rail Assembly Replacement (Without LS9)

Callout Component Name

Preliminary Procedures

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (LS7 or LS9) , Battery Negative Cable Disconnection and Connection (LS3) .
  2. Remove the engine sight shield covers. Refer to Upper Intake Manifold Sight Shield Replacement (LS9) , Upper Intake Manifold Sight Shield Replacement (w/o LS9) .
  3. Relieve the fuel system pressure. Refer to Fuel Pressure Relief (Without CH 48027) , Fuel Pressure Relief (CH 48027) .
1 Intake Manifold Bolt (Qty: 4)
CAUTION:

Refer to Fastener Caution .


Procedure 
Apply a 5 mm (0.20 in) band of GM P/N 12345382 (Canadian P/N 10953489) thread-lock or equivalent to the threads of the fuel rail and intake manifold bolts.
Tighten 
10 N.m (89 lb in)
2 Stop Bracket (Qty: 2)
WARNING:

The fuel rail stop bracket must be installed onto the engine assembly. The stop bracket serves as a protective shield for the fuel rail in the event of a vehicle frontal crash. If the fuel rail stop bracket is not installed and the vehicle is involved in a frontal crash, fuel could be sprayed possibly causing a fire and personal injury from burns.
3 Fuel Rail Bolt (Qty: 4)
Tighten 
10 N.m (89 lb in)
4 Fuel Rail

Procedure

  1. Use the J 37088-A  Fuel Line Disconnect Tool Set and separate the fuel line.
  2. Apply a small amount of lubricant at the injector O-rings to seal properly.

Special Tools 
J 37088-A  Fuel Line Disconnect Tool Set
Factory Service Tools

Use the Manual With the Right Hardware

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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