How to replace the fuel injectors in the LLT (3.6L) engine on 2010 Buick Enclave?

To replace the fuel injectors in the LLT engine, relieve the high side fuel system pressure. Remove the fuel injection rail assembly for either bank, discard the retaining rings, and remove the injectors and harness. Clean the injector bores if necessary, lubricate and install new seals, then reinstall the assembly.

OEM 2010 Buick Enclave Fuel Injector

Gas Injector

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2010 Buick Enclave Injector Part Number: 12669384
$109.71 MSRP: $200.44
You Save: $90.73 (46%)
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Product Specifications
- Other Name: Injector, Fuel Injection; Fuel Injector
- Replaces: 12638530, 12611545, 12632255
- Item Weight: 0.50 Pounds
- Item Dimensions: 4.1 x 2.7 x 2.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12669384
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2010 Buick Enclave Submodels:
- CX, CXL | 6 Cyl 3.6 L GAS

2010 Buick Enclave Fuel Injector

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2010 Buick Enclave Fuel Injector Parts and Q&A

Q: How to replace the fuel injectors in the LLT (3.6L) engine on 2010 Buick Enclave?
A: To replace the fuel injectors in the LLT engine, relieve the high side fuel system pressure. Remove the fuel injection rail assembly for either bank, discard the retaining rings, and remove the injectors and harness. Clean the injector bores if necessary, lubricate and install new seals, then reinstall the assembly.