How to service and repair a fuel injector on Chevrolet Trailblazer?

Start the Fuel Injector servicing process by mindfully unmounting the fuel injectors to protect electrical connector pins and nozzles before maintaining the nearby components away from any cleaning solutions because the injector works as an electrical feature which can be impaired by water. The operation of fuel injectors leads to possible engine oil contamination through leakage. The service begins by removing the Fuel Rail assembly and after that disconnect the harness connector from each injector. The removal process begins with taking out both the retainer clip and Fuel Injector from the Fuel Rail while discarding the retainer clip. Both ends of the injector require removal and disposal of the o-ring seals marked as (2, 4). New fuel injectors require the selection of proper parts according to application requirements since Fuel Injector assemblies include part number identification and a four-digit build date code showing the month and day and year and production shift. Introduce new injector o-ring seals (2,4) to engine oil lubrication before positioning them onto the injector followed by installation of a fresh retainer clip. Insert the Fuel Injector into the Fuel Rail injector socket by directing the electrical connector outward while the retainer clip secures itself to the flange of the Fuel Rail injector socket before you replace the Fuel Rail assembly.

OEM Chevrolet Trailblazer Fuel Injector

Gas Injector

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6 Fuel Injectors found

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Chevrolet Trailblazer Injector Part Number: 19244623
$92.53 MSRP: $187.94
You Save: $95.41 (51%)
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Product Specifications
- Other Name: Injector Kit, Fuel Injection; Fuel Injector; Injector, Fuel Injection
- Replaces: 12569573
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2005 Chevrolet Trailblazer | LS, LT, LTZ, North Face | 6 Cyl 4.2 L GAS
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Chevrolet Trailblazer Injector Part Number: 12599504
$47.04 MSRP: $87.81
You Save: $40.77 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Injector, Multiport Fuel; Fuel Injector; Injector, Fuel Injection
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2009 Chevrolet Trailblazer | Base, LT | 6 Cyl 4.2 L GAS
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Chevrolet Trailblazer Injector Part Number: 55515687
$60.86 MSRP: $108.68
You Save: $47.82 (44%)
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Product Specifications
- Other Name: Injector Assembly-Direct Fuel; Fuel Injector
- Replaced by: 25207703
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Chevrolet Trailblazer | L, LS, LT | 3 Cyl 1.2 L GAS
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Chevrolet Trailblazer Injector Part Number: 19421333
$106.16 MSRP: $215.60
You Save: $109.44 (51%)
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Product Specifications
- Other Name: Injector Assembly, Sequential Multiport Fuel; Fuel Injector; Injector, Fuel Injection
- Replaces: 12580681
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2009 Chevrolet Trailblazer | Base, LS, LT, SS | 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
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Chevrolet Trailblazer Injector Part Number: 12698573
$84.22 MSRP: $150.40
You Save: $66.18 (44%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Injector Assembly-Direct Fuel; Fuel Injector; Injector, Fuel Injection
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2022 Chevrolet Trailblazer | ACTIV, LS, LT, RS | 3 Cyl 1.3 L GAS
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Chevrolet Trailblazer Injector Part Number: 12589465
$101.67 MSRP: $181.56
You Save: $79.89 (44%)
Product Specifications
- Other Name: Injector Kit, Multiport Fuel; Injector Kit, Fuel Injection
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2007 Chevrolet Trailblazer | LS, LT | 6 Cyl 4.2 L GAS

Chevrolet Trailblazer Fuel Injector

Want to cut long-term maintenance and repair costs? Choose OEM Fuel Injector. Those parts deliver top durability you can trust. On our site, you'll find a huge catalog of genuine Chevrolet Trailblazer parts. Prices are unbeatable, so you can keep more in your pocket. Every OEM Chevrolet Trailblazer Fuel Injector includes a manufacturer's warranty. You can also get an easy return policy that keeps buying risk free. Fast delivery, get your car on the road quickly. It's simple to search, compare, and order. Stop guessing about quality or fit. Order today and save with parts that last.

Chevrolet Trailblazer cars have a Fuel Injector that provides the fuel directly into the engine cylinders by the Engine Control Module. This process is called "returnless" and entails shocking absent fuel lines while delivering correct proportions of air and fuel for the engine. Problems with injectors may result in stumble when idling, loss of power, and failure of catalytic converters as well as oxygen sensors. If so as to keep up with such performance of vehicles then one must carry out a timely replacement of the faulty fuel injectors. Fuel injection in Chevrolet Trailblazer vehicles eliminates carburetors, and is the process of delivering fuel into the engine cylinders to combine with air and burn. The system can become blocked, seep, or mechanically faulty which in turn affects engine power. As different forms of complete fuel injection mechanisms, such as direct and indirect injection exist, today's Chevrolet Trailblazer models have optimum control over the ration and amount of fuel to be injected to improve efficiency and operation.

Chevrolet Trailblazer Fuel Injector Parts Questions & Experts Answers

Injector
19244623
Q: How to service and repair a fuel injector on Chevrolet Trailblazer?
A:
Start the Fuel Injector servicing process by mindfully unmounting the fuel injectors to protect electrical connector pins and nozzles before maintaining the nearby components away from any cleaning solutions because the injector works as an electrical feature which can be impaired by water. The operation of fuel injectors leads to possible engine oil contamination through leakage. The service begins by removing the Fuel Rail assembly and after that disconnect the harness connector from each injector. The removal process begins with taking out both the retainer clip and Fuel Injector from the Fuel Rail while discarding the retainer clip. Both ends of the injector require removal and disposal of the o-ring seals marked as (2, 4). New fuel injectors require the selection of proper parts according to application requirements since Fuel Injector assemblies include part number identification and a four-digit build date code showing the month and day and year and production shift. Introduce new injector o-ring seals (2,4) to engine oil lubrication before positioning them onto the injector followed by installation of a fresh retainer clip. Insert the Fuel Injector into the Fuel Rail injector socket by directing the electrical connector outward while the retainer clip secures itself to the flange of the Fuel Rail injector socket before you replace the Fuel Rail assembly.