How to remove and install Fuel Injector and Fuel Rail for Cadillac CTS?

It is important to observe specified stages when performing fuel system maintenance on different engine models. For example, before any work, relieve fuel system pressure and disconnect the negative battery terminal. The procedures depend on the kind of engine: you remove upper intake manifold when dealing with 3.2L V6 engine, disconnect electrical connectors from fuel injectors, detach vent hose, take off fuel rail support bolt and extract the fuel rail with injectors as a unit; similarly for 2.8L and 2004-2009 3.6L V6 engines you disconnect injector connectors, take out fuel rail mounting bolts and the like to remove fuel rail and injectors simultaneously; whereas for 3.0L and 2008-later 3.6L V6 engines you remove intake manifold, foam insulator, fuel pressure sensor, high-pressure fuel line and this off remove fuel rails and then injectors in sequence. In addition replace O-rings on these injectors Teflon seals should be done using special tools or an alternative method that does not employ any specific tooling. Finally reinstall injectors as well as fuel rail ensuring proper seating and tightening them secure enough.For 5.7L and 6.0L V8 engines clean around them or else disconnect wiring leading to it then remove bolts holding it there upon which one takes out O-rings for replacement before re-insertion.Likewise in case of six point two liter cubic capacity engine just cut the return flow inlet tube parts after removing covers over intake manifolds then unplug some linkages followed by disengaging bolts meant for such rails carefully get rid of damaged ones instead of their O-rings on them only during installation process backwards.Connect the negative battery terminal back making sure that you start its respective pump activating afterwards inspect lines' leaks from fuels in rails together with their other relevant parts.

Genuine Cadillac CTS Fuel Rail

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17 Fuel Rails found

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Cadillac CTS Rail,Fuel Injection Fuel
Part Number: 12623366
$133.02 MSRP: $276.20
You Save: $143.18 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2011 Cadillac CTS | 2 DOOR COUPE, 4 DOOR, 4 DOOR (RHD), 4 DOOR RHD, 4 DOOR SEDAN, 4 DOOR SEDAN(RHD), 4 DOOR STATION WAGON, 4 DOOR STATION WAGON(RHD), 4 DOOR WAGON, 4 DOOR WAGON(RHD) | 6 Cyl 3.6L
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Cadillac CTS Rail,Fuel Injection Fuel
Part Number: 12629929
$133.80 MSRP: $277.82
You Save: $144.02 (52%)
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2015 Cadillac CTS | 2 DOOR COUPE, 4 DOOR, 4 DOOR (RHD), 4 DOOR PERFORMANCE SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN, 4 DOOR SEDAN(RHD), 4 DOOR STATION WAGON, 4 DOOR STATION WAGON(RHD), 4 DOOR WAGON, 4 DOOR WAGON(RHD) | 6 Cyl 3.0L, 6 Cyl 3.6L
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Cadillac CTS Rail Assembly, Multiport Fuel Injection Fuel
Part Number: 12633511
$229.02 MSRP: $475.54
You Save: $246.52 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Replaces: 12572174
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Cadillac CTS | V 4 DOOR | 8 Cyl 6.0L
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Cadillac CTS Rail,Fuel Injection Fuel
Part Number: 12623365
$145.33 MSRP: $274.20
You Save: $128.87 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2011 Cadillac CTS | 2 DOOR COUPE, 4 DOOR, 4 DOOR (RHD), 4 DOOR RHD, 4 DOOR SEDAN, 4 DOOR SEDAN(RHD), 4 DOOR STATION WAGON, 4 DOOR STATION WAGON(RHD), 4 DOOR WAGON, 4 DOOR WAGON(RHD) | 6 Cyl 3.6L
View related parts
Cadillac CTS Rail Assembly, Multiport Fuel Injection Fuel
Part Number: 12605222
$318.21 MSRP: $578.56
You Save: $260.35 (45%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2015 Cadillac CTS | V 2 DOOR COUPE, V 4 DOOR, V 4 DOOR SEDAN, V 4 DOOR WAGON | 8 Cyl 6.2L
View related parts
Cadillac CTS Rail,Fuel Injection Fuel (LH)
Part Number: 12633593
$141.08 MSRP: $292.92
You Save: $151.84 (52%)
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2015 Cadillac CTS | 2 DOOR COUPE, 4 DOOR, 4 DOOR (RHD), 4 DOOR PERFORMANCE SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN, 4 DOOR SEDAN(RHD), 4 DOOR STATION WAGON, 4 DOOR STATION WAGON(RHD), 4 DOOR WAGON, 4 DOOR WAGON(RHD) | 6 Cyl 3.0L, 6 Cyl 3.6L
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Cadillac CTS RAIL-F/INJN FUEL
Part Number: 12729464
$97.82 MSRP: $203.12
You Save: $105.30 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaces: 12669883, 12701132, 12707882, 12685360, 12623129, 12668400, 12659650, 12684180
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2019 Cadillac CTS | 4 DOOR V-SERIES SEDAN | 8 Cyl 6.2L
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Cadillac CTS RAIL-F/INJN FUEL
Part Number: 12729466
$111.72 MSRP: $203.12
You Save: $91.40 (45%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Fuel Rail
- Replaces: 12659649, 12701134, 12684181, 12669884, 12623121, 12668399, 12687244, 12707884
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2019 Cadillac CTS | 4 DOOR V-SERIES SEDAN | 8 Cyl 6.2L
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Cadillac CTS Rail, Fuel Injection Fuel
Part Number: 12572886
$113.99 MSRP: $236.72
You Save: $122.73 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2009 Cadillac CTS | 4 DOOR, 4 DOOR RHD, 4 DOOR(RHD), V 4 DOOR | 6 Cyl 2.8L, 6 Cyl 3.6L
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Cadillac CTS Rail, Fuel Injection Fuel
Part Number: 12662756
$121.78 MSRP: $353.60
You Save: $231.82 (66%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Replaces: 12642950
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Cadillac CTS | 4 DOOR PREMIUM SEDAN | 6 Cyl 3.6L
View related parts
Cadillac CTS Rail, Fuel Injection Fuel (Rh)
Part Number: 12642953
$147.74 MSRP: $428.98
You Save: $281.24 (66%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Cadillac CTS | 4 DOOR PREMIUM SEDAN | 6 Cyl 3.6L
View related parts
Cadillac CTS Rail, Fuel Injection Fuel
Part Number: 12654644
$205.60 MSRP: $387.92
You Save: $182.32 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Replaces: 12627090
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2019 Cadillac CTS | 4 DOOR PERFORMANCE SEDAN, 4 DOOR PLUS SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN | 4 Cyl 2.0L
View related parts
Cadillac CTS Rail, Fuel Injection Fuel
Part Number: 12627090
$205.60 MSRP: $387.92
You Save: $182.32 (47%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Replaced by: 12654644
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014 Cadillac CTS | 4 DOOR PERFORMANCE SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN | 4 Cyl 2.0L
View related parts
Cadillac CTS Rail, F/Injn Fuel
Part Number: 12709433
$107.21 MSRP: $192.30
You Save: $85.09 (45%)
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
- Replaces: 12671078
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2019 Cadillac CTS | 4 DOOR PERFORMANCE SEDAN, 4 DOOR PLUS SEDAN, 4 DOOR PREMIUM SEDAN | 6 Cyl 3.6L
View related parts
Cadillac CTS Rail, F/Injn Fuel
Part Number: 12706269
$106.68 MSRP: $167.85
You Save: $61.17 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
- Replaces: 12671079
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2016-2019 Cadillac CTS | 4 DOOR PERFORMANCE SEDAN, 4 DOOR PLUS SEDAN, 4 DOOR PREMIUM SEDAN | 6 Cyl 3.6L
View related parts
Cadillac CTS Rail,Multiport Fuel Injection Fuel
Part Number: 90411881
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2004 Cadillac CTS | 4 DOOR, 4 DOOR RHD, 4 DOOR(RHD), V 4 DOOR | 6 Cyl 3.2L
View related parts
Cadillac CTS Rail, Sequential Multiport Fuel Injection Fuel
Part Number: 12561858
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2005 Cadillac CTS | V 4 DOOR | 8 Cyl 5.7L

Cadillac CTS Fuel Rail

Each OEM Cadillac CTS Fuel Rail we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Cadillac CTS Fuel Rail Parts Questions & Experts Answers

Rail Assembly, Multiport Fuel Injection Fuel
12633511
Q: How to remove and install Fuel Injector and Fuel Rail for Cadillac CTS?
A: It is important to observe specified stages when performing fuel system maintenance on different engine models. For example, before any work, relieve fuel system pressure and disconnect the negative battery terminal. The procedures depend on the kind of engine: you remove upper intake manifold when dealing with 3.2L V6 engine, disconnect electrical connectors from fuel injectors, detach vent hose, take off fuel rail support bolt and extract the fuel rail with injectors as a unit; similarly for 2.8L and 2004-2009 3.6L V6 engines you disconnect injector connectors, take out fuel rail mounting bolts and the like to remove fuel rail and injectors simultaneously; whereas for 3.0L and 2008-later 3.6L V6 engines you remove intake manifold, foam insulator, Fuel Pressure Sensor, high-pressure fuel line and this off remove fuel rails and then injectors in sequence. In addition replace O-rings on these injectors Teflon seals should be done using special tools or an alternative method that does not employ any specific tooling. Finally reinstall injectors as well as fuel rail ensuring proper seating and tightening them secure enough.For 5.7L and 6.0L V8 engines clean around them or else disconnect wiring leading to it then remove bolts holding it there upon which one takes out O-rings for replacement before re-insertion.Likewise in case of six point two liter cubic capacity engine just cut the return flow inlet tube parts after removing covers over intake manifolds then unplug some linkages followed by disengaging bolts meant for such rails carefully get rid of damaged ones instead of their O-rings on them only during installation process backwards.Connect the negative battery terminal back making sure that you start its respective pump activating afterwards inspect lines' leaks from fuels in rails together with their other relevant parts.

Related Cadillac CTS Parts

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