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 Injector

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16 Fuel Injectors found

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Cadillac CTS Direct Fuel Injector Assembly
Part Number: 12634126
$103.25 MSRP: $214.40
You Save: $111.15 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector Assembly, Direct Fuel ; Injector, Fuel Injection; Injector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2015 Cadillac CTS | 2 DOOR COUPE, 4 DOOR PERFORMANCE SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN, 4 DOOR SEDAN(RHD), 4 DOOR WAGON, 4 DOOR WAGON(RHD) | 6 Cyl 3.0L, 6 Cyl 3.6L
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Cadillac CTS Direct Fuel Injector Assembly
Part Number: 12629927
$59.47 MSRP: $172.68
You Save: $113.21 (66%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector Assembly, Direct Fuel ; Injector, Fuel Injection; Injector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2011 Cadillac CTS | 4 DOOR, 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 3.0L
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Cadillac CTS Multiport Fuel Injector Assembly (W/ Fuel Rail)
Part Number: 12598646
$45.29 MSRP: $134.80
You Save: $89.51 (67%)
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Product Specifications
- Other Name: Injector Assembly, Multiport Fuel (W/ Fuel Rail) ; Injector, Fuel Injection; Injector
- 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
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Cadillac CTS Sequential Multiport Fuel Injector Kit
Part Number: 12482704
$119.27 MSRP: $346.34
You Save: $227.07 (66%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector Kit,Sequential Multiport Fuel; Injector
- 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
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Cadillac CTS Multiport Fuel Injector
Part Number: 12609418
$44.21 MSRP: $91.80
You Save: $47.59 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector,Multiport Fuel; Injector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2009 Cadillac CTS | 4 DOOR, 4 DOOR RHD | 6 Cyl 3.6L
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Cadillac CTS Direct Fuel Injector Assembly
Part Number: 12622473
$98.80 MSRP: $186.42
You Save: $87.62 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector Assembly, Direct Fuel; Injector
- 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
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Cadillac CTS Indirect Fuel Injector Assembly
Part Number: 12669384
$115.73 MSRP: $218.36
You Save: $102.63 (47%)
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Product Specifications
- Other Name: Injector Assembly, Indirect Fuel; Injector
- Replaces: 12638530, 12611545, 12632255
- 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 Direct Fuel Injector Assembly
Part Number: 12692884
$117.63 MSRP: $244.26
You Save: $126.63 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector Assembly, Dir Fuel; Injector
- Replaces: 12650300, 12647362
- 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
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Cadillac CTS INJECTOR KIT,M/PORT (NOMINAL FLOW)
Part Number: 19420334
$66.93 MSRP: $138.98
You Save: $72.05 (52%)
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Product Specifications
- Other Name: Injector
- Replaces: 12703611, 12672373, 12661029, 12686276, 12684129, 12668654, 12710478
- 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 Direct Fuel Injector Assembly
Part Number: 12662571
$89.33 MSRP: $185.50
You Save: $96.17 (52%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector Assembly, Direct Fuel; Injector
- Replaces: 12671568, 12631971
- 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
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Cadillac CTS Sequential Multiport Fuel Injector Kit
Part Number: 89017586
$36.86 MSRP: $121.56
You Save: $84.70 (70%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Kit,Sequential Multiport Fuel; Injector
- 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 Multiport Fuel Injector
Part Number: 12609417
$44.74 MSRP: $92.90
You Save: $48.16 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector,Multiport Fuel
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2009 Cadillac CTS | 4 DOOR, 4 DOOR RHD | 6 Cyl 2.8L
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Cadillac CTS Direct Fuel Injector Assembly
Part Number: 12634123
$89.13 MSRP: $185.08
You Save: $95.95 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Assembly, Direct Fuel ; Injector, Fuel Injection; Injector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014-2015 Cadillac CTS | 4 DOOR PERFORMANCE SEDAN, 4 DOOR PREMIUM SEDAN, 4 DOOR SEDAN | 6 Cyl 3.6L
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Cadillac CTS Multiport Fuel Injector
Part Number: 12571159
$46.01 MSRP: $95.54
You Save: $49.53 (52%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector,Multiport Fuel; Injector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Cadillac CTS | 4 DOOR, 4 DOOR RHD, 4 DOOR(RHD), V 4 DOOR | 6 Cyl 3.6L
View related parts
Cadillac CTS Multiport Fuel Injector
Part Number: 12586373
$63.70 MSRP: $114.29
You Save: $50.59 (45%)
Product Specifications
- Other Name: Injector,Multiport Fuel; Injector
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005-2006 Cadillac CTS | 4 DOOR, 4 DOOR RHD, V 4 DOOR | 6 Cyl 2.8L
View related parts
Cadillac CTS Multiport Fuel Injector
Part Number: 24406653
$45.72 MSRP: $82.00
You Save: $36.28 (45%)
Product Specifications
- Other Name: Injector,Multiport Fuel; Injector
- 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

Cadillac CTS Fuel Injector

The Cadillac CTS Fuel Injector is a valuable part that injects the fuel above the engine cylinders by the Engine Control Module to furnish the apportioned air to fuel combination. This system is 'returnless,' which minimizes the fuel lines and increases capability. A faulty injector results in a lacklustre engine performance, power, and fuel efficiency; harms catalytic converters and oxygen sensors. For efficiency, therefore, it is recommended that faulty fuel injectors be replaced as soon as they cause an issue. Fuel injection in Cadillac CTS vehicles is used crucially in the improvement of the fuel efficiency and the performance of the engine by regulating fuel delivery accurately. It can be electronically or mechanically controlled and the types of its system include direct and indirect injection types. Direct injection has fuel sprayed directly into the combustion chamber while in the indirect injection the spray takes place outside the chamber. Among the existing types of injections, Cadillac CTS vehicles have continuous or intermittent injection designs to replace carburetor's traditional means for efficient engine functioning.

Each OEM Cadillac CTS Fuel Injector 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 Injector Parts Questions & Experts Answers

Direct Fuel Injector Assembly
12629927
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.

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