How to remove the fuel injectors and Fuel Rail on Chevrolet Impala?

To remove the fuel injectors, start by relieving the fuel system pressure and equalizing the tank pressure by taking off the fuel filler cap. Then, disconnect the cable from the negative battery terminal and the fuel line from the fuel rail. On V6 models, remove the upper intake manifold and the bolt of mounting bracket for fuel injector harness to disengage injector harness from manifold. Disconnecting electrical connectors from Camshaft Position (CMP) sensor and Engine Coolant Temperature (ECT) sensor are next. In case of V8 models, pull off some electrical connectors such as alternator, electronic throttle body and injectors. Disconnect ignition coils and fuel injectors' electric plugs then detach bolts that attach a fuel rail to it. Separately take out each injector by lifting up an assembly consisting of them along with a common rail from a collector carefully. Each retainer should be removed after which old rings should finally be thrown away.Remember to apply clean engine oil to lubricate new rings before putting everything back together again.To install , follow steps done in removal but ensure tightening of your mounting bolts on your fuel rail .Lastly turn on your engine while checking any leakages related with petrol leakage or injection systems themselves.

Genuine Chevrolet Impala Fuel Rail

Engine Fuel Rail

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16 Fuel Rails found

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Chevrolet Impala Rail, Fuel Injection Fuel
Part Number: 12608366
$189.89 MSRP: $358.28
You Save: $168.39 (47%)
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 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK | 4 Cyl 2.4L
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Chevrolet Impala Rail,Fuel Injection Fuel
Part Number: 12629929
$160.03 MSRP: $326.46
You Save: $166.43 (51%)
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:
- 2012-2020 Chevrolet Impala | LS, LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ, LTZ 4 DOOR NOTCHBACK | 6 Cyl 3.6L
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Chevrolet Impala Rail,Fuel Injection Fuel (LH)
Part Number: 12633593
$168.72 MSRP: $344.18
You Save: $175.46 (51%)
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:
- 2012-2017 Chevrolet Impala | LS, LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ, LTZ 4 DOOR NOTCHBACK | 6 Cyl 3.6L
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Chevrolet Impala Rail Assembly, Sequential Multiport Fuel Injection Fuel
Part Number: 12584908
$225.89 MSRP: $460.82
You Save: $234.93 (51%)
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:
- 2006-2011 Chevrolet Impala | LS, LS POLICE CAR, LT, LT 3.5, LTZ, SS | 6 Cyl 3.5L, 6 Cyl 3.5L Flex, 6 Cyl 3.9L, 6 Cyl 3.9L Flex
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Chevrolet Impala Multiport Fuel Injection Fuel Rail Assembly
Part Number: 12593604
$251.18 MSRP: $512.37
You Save: $261.19 (51%)
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:
- 2006-2009 Chevrolet Impala | LS, LS POLICE CAR, LT, LT 3.5, LTZ, SS | 8 Cyl 5.3L
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Chevrolet Impala Rail, Fuel Injection Fuel
Part Number: 12654644
$241.58 MSRP: $455.82
You Save: $214.24 (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 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK | 4 Cyl 2.5L
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Chevrolet Impala Rail, Fuel Injection Fuel
Part Number: 12627090
$241.58 MSRP: $455.82
You Save: $214.24 (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 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK | 4 Cyl 2.5L
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Chevrolet Impala Rail, Fuel Injection Fuel.
Part Number: 92264693
$736.15 MSRP: $1168.77
You Save: $432.62 (38%)
Ships in 1-3 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:
- 2015-2016 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK | 6 Cyl 3.6L
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Chevrolet Impala Rail, F/Injn Fuel
Part Number: 12701658
$177.43 MSRP: $329.68
You Save: $152.25 (47%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Fuel Rail
- Replaces: 12668188
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2020 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ 4 DOOR NOTCHBACK | 6 Cyl 3.6L
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Chevrolet Impala Rail, Fuel Injection Fuel.
Part Number: 92264711
$1299.97 MSRP: $2063.93
You Save: $763.96 (38%)
Ships in 1-3 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:
- 2015-2016 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK | 6 Cyl 3.6L
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Chevrolet Impala Rail Asm,Multiport Fuel Injection Fuel
Part Number: 17113608
$124.97 MSRP: $225.16
You Save: $100.19 (45%)
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, LUMINA, POLICE CAR, SS | 6 Cyl 3.4L
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Chevrolet Impala RAIL KIT
Part Number: 17113251
Product Specifications
- Other Name: RAIL KIT, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1996 Chevrolet Impala | CLASSIC 4 DOOR, CLASSIC STATION WAGON, LS 4 DOOR | 8 Cyl 5.7L
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Chevrolet Impala Pipe Kit,Fuel Injection Fuel Return
Part Number: 17113095
Product Specifications
- Other Name: PIPE KIT, Fuel Line; Return Line
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1996 Chevrolet Impala | CLASSIC 4 DOOR, CLASSIC STATION WAGON, LS 4 DOOR | 8 Cyl 5.7L
View related parts
Chevrolet Impala Rail Asm,Multiport Fuel Injection Fuel
Part Number: 17113607
Product Specifications
- Other Name: RAIL, Fuel Injection; Fuel Rail
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, LUMINA, POLICE CAR, SS | 6 Cyl 3.4L
View related parts
Chevrolet Impala Rail Kit, Multiport Fuel Injection Fuel
Part Number: 12587077
Product Specifications
- Other Name: RAIL KIT, Fuel Injection; Fuel Rail
- Replaces: 17113610
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, LUMINA, POLICE CAR, SS | 6 Cyl 3.8L
View related parts
Chevrolet Impala Rail Assembly, Sequential Multiport Fuel Injection Fuel
Part Number: 24508941
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 Chevrolet Impala | IMPALA, LS, LT, POLICE CAR, SS | 6 Cyl 3.8L

Chevrolet Impala Fuel Rail

The Fuel Rail in the Chevrolet Impala carries pressurized gasoline to each injector for combustion and clean emissions. A unique Chevrolet design is present inside the Fuel Rail for increased durability. The one on the V6 or V8's intake side, the Fuel Rail receives flow from an electric pump, then held at constant pressure by a regulator, feeds multiport injectors that open for precise pulse widths commanded by the PCM. Earlier models from the 1980s that shifted from carburetors applied throttle body injection, which uses a small rail section on top of a central injector assembly. But as technology improved, the Impala switched over to port injection. This applied a tubular Fuel Rail that links to individual injectors near each intake valve. This shortened the distance the fuel travels while improving atomization of the fuel mix. The design principles of the updated rods look like that of common rail systems. These systems can tolerate far higher pressures. Consequently, the PCM can time multiple sprays. This results in stronger power and lower fuel use. However, versions with direct injection still route the fuel through a specially hardened Fuel Rail before entering the chamber. Although the generations, dimensions, materials, and pressure ratings differ among these parts, a Chevrolet Fuel Rail is designed to maintain fuel volume so the Impala engine responds quickly to throttle changes and meets modern emission standards.

Each OEM Chevrolet Impala 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.

Chevrolet Impala Fuel Rail Parts Questions & Experts Answers

Multiport Fuel Injection Fuel Rail Assembly
12593604
Q: How to remove the fuel injectors and Fuel Rail on Chevrolet Impala?
A:
To remove the fuel injectors, start by relieving the fuel system pressure and equalizing the tank pressure by taking off the fuel filler cap. Then, disconnect the cable from the negative battery terminal and the fuel line from the fuel rail. On V6 models, remove the upper intake manifold and the bolt of mounting bracket for fuel injector harness to disengage injector harness from manifold. Disconnecting electrical connectors from Camshaft Position (CMP) sensor and Engine Coolant Temperature (ECT) sensor are next. In case of V8 models, pull off some electrical connectors such as alternator, electronic Throttle Body and injectors. Disconnect ignition coils and fuel injectors' electric plugs then detach bolts that attach a fuel rail to it. Separately take out each injector by lifting up an assembly consisting of them along with a common rail from a collector carefully. Each retainer should be removed after which old rings should finally be thrown away.Remember to apply clean engine oil to lubricate new rings before putting everything back together again.To install , follow steps done in removal but ensure tightening of your mounting bolts on your fuel rail .Lastly turn on your engine while checking any leakages related with petrol leakage or injection systems themselves.