How to Service and Repair the Fuel Tank Filler Neck on a Cadillac Eldorado?

Start the replacement of the fuel tank filler pipe housing by opening the fuel filler door and removing its fuel cap. Start the repair by unscrewing the fuel filler door release actuator to the pocket then remove its four fasteners followed by unfastening the pipe retaining three fasteners. You can uninstall the fuel filler pocket by pulling the release cable in the backward direction. Shortly after positioning the fuel filler pocket behind the door latch by pulling on the release cable you must fasten its 4 retaining fasteners to 2 n.m (18 lb in). Tighten the 3 fasteners that connect the filler pipe to the filler pocket up to 1.8 n.m (16 lb in). The next step should be to install the fuel filler door release actuator retaining nut by applying 3 n.m (26.5 lb in). Then stuff in the fuel cap while finishing up by closing the fuel inlet door.

How to replace the Fuel Tank Filler Neck on Cadillac DeVille?

One must start fuel filler neck replacement by draining fuel from the tank until it reaches the level of the hose. After that raise the vehicle until you can access the wheel house filler pipe opening cover properly. At the beginning of fuel filler pipe removal start by removing both the Fuel Tank filler pipe ground wire bolt and the fuel filler pipe clamp before the pipe can be taken out. The first step for installation involves placing the fuel filler pipe while following it with the fuel filler pipe clamp which needs to be tightened to 4.2 n.m (37 lb in). Set the Fuel Tank filler pipe ground wire attaching bolt at 9 n.m (80 lb in torque) then put on the wheel house filler pipe opening cover. After lowering the vehicle you should fill the tank with fuel before installing the Fuel Tank filler pipe cap. To check for leaks, turn the ignition on with engine off for two seconds before turning it off for ten seconds followed by another turning on with engine off for leak inspection. Attach the fuel injector sight shield after finishing the installation process.

OEM Cadillac Fuel Tank Filler Neck

Fuel Filler Neck

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21 Fuel Tank Filler Necks found

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Cadillac Filler Neck Part Number: 85512438
$167.44 MSRP: $250.29
You Save: $82.85 (34%)
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Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe
- Replaces: 84731626
Fits the following Cadillac Models:
- Escalade | 2021-2023 | Luxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum, V | 8 Cyl 6.2 L GAS
- Escalade ESV | 2021-2023 | Luxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum, V | 8 Cyl 6.2 L GAS
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Cadillac Filler Neck Part Number: 85545882
$135.81 MSRP: $203.00
You Save: $67.19 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler (W/Filler Hose); Filler Pipe
- Replaced by: 86819921
Fits the following Cadillac Models:
- Escalade | 2021-2023 | Luxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum | 6 Cyl 3.0 L DIESEL
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Cadillac Filler Neck Part Number: 84962509
$249.11 MSRP: $372.37
You Save: $123.26 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler
- Replaced by: 85576494
Fits the following Cadillac Models:
- CT5 | 2022 | V Blackwing | 8 Cyl 6.2 L GAS
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Cadillac Filler Neck Part Number: 85545881
$154.91 MSRP: $231.55
You Save: $76.64 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler (W/Filler Hose); Filler Pipe
- Replaced by: 86819920
Fits the following Cadillac Models:
- Escalade ESV | 2021-2023 | Luxury, Premium Luxury, Premium Luxury Platinum, Sport, Sport Platinum | 6 Cyl 3.0 L DIESEL
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Cadillac Filler Neck Part Number: 84940076
$157.58 MSRP: $235.55
You Save: $77.97 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Filler Pipe; Pipe, Fuel Tank Filler
- Replaces: 84917761, 84743022
Fits the following Cadillac Models:
- CT4 | 2020-2022 | Luxury, Premium Luxury, Sport, V, V Blackwing | 4 Cyl 2.0 L GAS, 4 Cyl 2.7 L GAS, 6 Cyl 3.6 L GAS
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Cadillac Filler Neck Part Number: 86790240
$165.98 MSRP: $248.10
You Save: $82.12 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler (W/Filler Hose); Filler Pipe; Pipe, Fuel Tank Filler
- Replaces: 84917760, 84743020, 84940075
Fits the following Cadillac Models:
- CT5 | 2020-2024 | Luxury, Premium Luxury, Sport, V, V Blackwing | 4 Cyl 2.0 L GAS, 6 Cyl 3.0 L GAS, 8 Cyl 6.2 L GAS
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Cadillac Filler Neck Part Number: 87864982
$146.19 MSRP: $218.52
You Save: $72.33 (34%)
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler (W/Filler Hose); Filler Pipe; Pipe, Fuel Tank Filler
- Replaced by: 85852343
- Replaces: 84362952, 84233125, 84760198, 85554221, 84069551, 84734920, 84108468, 84376141, 84387385
Fits the following Cadillac Models:
- XT5 | 2017-2023 | Base, Livery, Luxury, Platinum, Premium Luxury, Sport | 4 Cyl 2.0 L GAS, 6 Cyl 3.6 L GAS
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Cadillac Filler Pipe Part Number: 86790241
$181.99 MSRP: $272.04
You Save: $90.05 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler (W/Filler Hose); Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- CT4 | 2023-2024 | Luxury, Premium Luxury, Sport, V, V Blackwing | 4 Cyl 2.0 L GAS, 4 Cyl 2.7 L GAS, 6 Cyl 3.6 L GAS
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Cadillac Filler Neck Part Number: 25727012
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- DeVille | 1998-2005 | Base, d'Elegance, DHS, DTS, Protection Series | 8 Cyl 4.6 L GAS
- Seville | 1998-2004 | SLS, STS | 8 Cyl 4.6 L GAS
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Cadillac Filler Neck Part Number: 25768591
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- SRX | 2004 | Base | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Filler Neck Part Number: 15749594
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler *Marked Print; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- Escalade EXT | 2002 | Base | 8 Cyl 6.0 L GAS
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Cadillac Filler Neck Part Number: 20789052
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
- Replaces: 15292861, 25910780, 25798413
Fits the following Cadillac Models:
- STS | 2005-2011 | Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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Cadillac Filler Neck Part Number: 15776495
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- Escalade EXT | 2006 | Base | 8 Cyl 6.0 L GAS
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Cadillac Filler Neck Part Number: 25745472
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- CTS | 2003-2004 | Base, Luxury, Luxury Sport, V | 6 Cyl 3.2 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS
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Cadillac Filler Neck Part Number: 15868849
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
- Replaces: 15292862
Fits the following Cadillac Models:
- CTS | 2005-2007 | Base, V | 6 Cyl 2.8 L GAS, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.0 L GAS
View related parts
Cadillac Filler Neck Part Number: 25644582
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- DeVille | 1998-1999 | Base, Concours, d'Elegance | 8 Cyl 4.6 L GAS
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Cadillac Filler Neck Part Number: 3526548
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- Eldorado | 1986-1992 | Base, Biarritz, Spring Edition, Touring | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS, 8 Cyl 4.9 L GAS
- Seville | 1986-1992 | Base, Elegante, STS | 8 Cyl 4.1 L GAS, 8 Cyl 4.5 L GAS, 8 Cyl 4.9 L GAS
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Cadillac Filler Neck Part Number: 22576177
Product Specifications
- Other Name: Pipe Assembly-Fuel Tank Filler; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Neck; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- Cimarron | 1984-1988 | Base, d'Oro | 4 Cyl 2.0 L GAS, 6 Cyl 2.8 L GAS
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Cadillac Filler Pipe Part Number: 22519391
Product Specifications
- Other Name: Pipe Assembly; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- DeVille | 1985 | Base, Cabriolet, d'Elegance | 6 Cyl 4.3 L DIESEL
- Fleetwood | 1985 | 75, 75 Formal, Base, d'Elegance | 6 Cyl 4.3 L DIESEL
View related parts
Cadillac Filler Neck Part Number: 25655921
Product Specifications
- Other Name: Pipe; Fuel Tank Filler Neck; Fuel Filler Hose; Filler Pipe; Pipe, Fuel Tank Filler
Fits the following Cadillac Models:
- Eldorado | 2000-2002 | ESC, ETC | 8 Cyl 4.6 L GAS

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Cadillac Fuel Tank Filler Neck

Choose OEM Fuel Tank Filler Neck, you're making the optimal decision for superior quality and perfect performance. You can feel confident because each component goes through stringent quality checks. Every part is carefully built to comply with Cadillac's factory specifications. You'll enjoy a smooth, worry-free installation that fits just right. At ChevyPartsDeal.com, you'll find it easy to get top-quality OEM Cadillac Fuel Tank Filler Neck. You can shop at highly competitive prices and protect your budget. All our genuine Cadillac parts include a dependable manufacturer's warranty. You'll also appreciate our straightforward return policy and swift delivery services for extra convenience.

The Cadillac Fuel Tank Filler Neck allows you to refuel without any vapor and in a very fast manner. Cadillac has built its reputation by combining aggressive lines and a ride that is cemented in every lane. The badge was launched in 1902, and it has continued to come to this day with fresh technology meaning the drivers get clear screens and almost silence when the speed goes high. Power is tug-of-war but remains easy; being fast can also be civilized. The crest is the symbol of luxury of America that does not want to be stilted. Seats embrace, switches drop at fingertips, and nothing rattles over potholes. Led blades capture the attention of young people, spacious trunks attract families, and smart features eliminate the use of long lists. Cadillac never relents in its efforts to move on with such projects as the hand-made Celestiq. The Fuel Tank Filler Neck attaches to the body and offers a direct, corrosion-resistant pathway from the top of the cap to the tank area to ensure that the fuel flows quickly and the fumes are contained. The Fuel Tank Filler Neck seal ensures that there is no water entry in storms and car washes, which reduces the chances of rust, safeguarding pump assemblies below. Accurate sizing will make the Fuel Tank Filler Neck compatible with a variety of wheelbase lengths without hype, covering the entire line. Cadillac supports the component using materials capable of shunning off road salt and ethanol combination.

Cadillac Fuel Tank Filler Neck Parts and Q&A

Filler Neck
25655921
Q: How to Service and Repair the Fuel Tank Filler Neck on a Cadillac Eldorado?
A:
Start the replacement of the fuel tank filler pipe housing by opening the fuel filler door and removing its fuel cap. Start the repair by unscrewing the fuel filler door release actuator to the pocket then remove its four fasteners followed by unfastening the pipe retaining three fasteners. You can uninstall the fuel filler pocket by pulling the release cable in the backward direction. Shortly after positioning the fuel filler pocket behind the door latch by pulling on the release cable you must fasten its 4 retaining fasteners to 2 n.m (18 lb in). Tighten the 3 fasteners that connect the filler pipe to the filler pocket up to 1.8 n.m (16 lb in). The next step should be to install the fuel filler door release actuator retaining nut by applying 3 n.m (26.5 lb in). Then stuff in the fuel cap while finishing up by closing the fuel inlet door.
Filler Neck
25727012
Q: How to replace the Fuel Tank Filler Neck on Cadillac DeVille?
A:
One must start fuel filler neck replacement by draining fuel from the tank until it reaches the level of the hose. After that raise the vehicle until you can access the wheel house filler pipe opening cover properly. At the beginning of fuel filler pipe removal start by removing both the Fuel Tank filler pipe ground wire bolt and the fuel filler pipe clamp before the pipe can be taken out. The first step for installation involves placing the fuel filler pipe while following it with the fuel filler pipe clamp which needs to be tightened to 4.2 n.m (37 lb in). Set the Fuel Tank filler pipe ground wire attaching bolt at 9 n.m (80 lb in torque) then put on the wheel house filler pipe opening cover. After lowering the vehicle you should fill the tank with fuel before installing the Fuel Tank filler pipe cap. To check for leaks, turn the ignition on with engine off for two seconds before turning it off for ten seconds followed by another turning on with engine off for leak inspection. Attach the fuel injector sight shield after finishing the installation process.