How to change the fuel filter

Tiny
BOKNOWS
  • MEMBER
  • 2007 CADILLAC CTS
  • 75,000 MILES
Do you have to have a special wrench?
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Wednesday, October 26th, 2011 AT 1:05 AM

1 Reply

Tiny
KEN
  • ADMIN
Relieve the fuel system pressure. Refer to Fuel Pressure Relief .
Fig 1: View Of Fuel Filter And Quick-Connect Fittings

Raise the vehicle. Refer to Lifting and Jacking the Vehicle .

https://www.2carpros.com/articles/jack-up-and-lift-your-car-safely

Remove the rear suspension bracket. Refer to Rear Suspension Bracket Replacement .
Disconnect the quick-connect fittings (3 and 4) at the fuel filter inlet. Refer to Metal Collar Quick Connect

https://youtu.be/Boi0DPXVHbM this is for a ford but the process is the same

Fitting Service or Plastic Collar Quick Connect Fitting Service .
Disconnect the threaded fitting (1) at the fuel filter outlet.
Drain any remaining fuel into an approved gasoline container.
Remove the fuel filter (2).
Remove the fuel pipe O-ring.
Discard the fuel filter into an approved container.
Installation Procedure

Remove the protective caps from the new fuel filter.

If originally equipped, install new plastic connector retainers on the fuel filter inlets. Install the new retainers in the same position as on the old fuel filter.
Lubricate the new fuel pipe O-ring with clean engine oil.
Install the fuel pipe O-ring.
Slide the fuel filter into place.
Connect the quick-connect fittings (3 and 4) to the inlet side of the filter. Refer to Metal Collar Quick Connect Fitting Service or Plastic Collar Quick Connect Fitting Service .
NOTE: Refer to Fastener Notice .
Connect the threaded fitting to the fuel filter outlet. Use a back-up wrench in order to prevent the fuel filter from turning.
Tighten: Tighten the fuel filter outlet fitting to 30 N.m (22 lb ft).

https://www.2carpros.com/articles/how-to-change-a-fuel-filter

Install the rear suspension bracket. Refer to Rear Suspension Bracket Replacement .
Lower the vehicle.
Ensure that the fuel tank filler cap is installed correctly.
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
Perform the following procedure in order to inspect for leaks:
Turn ON the ignition, with the engine OFF for 2 seconds.
Turn OFF the ignition for 10 seconds.
Turn ON the ignition, with the engine OFF.
Inspect for fuel leaks.

Please let me know if you need anything else to get the problem fixed.

Best, Ken

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Tuesday, March 28th, 2017 AT 7:51 PM

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