How to replace the alternator bracket on a 4.3L engine on 2009 Chevrolet Silverado 1500?

Begin replacing the 4.3l engine generator bracket by removing the generator after you detach both the drive belt tensioner and idler pulley. The first step involves removing generator bracket bolts alongside its nut then the generator bracket can be taken out. Follow fastener caution when you place the generator bracket on the stud then secure it with the bolts and nut by tightening to 41 nm (30 lb ft). The final steps include reinstalling the generator after placing back on the drive belt tensioner and drive belt idler pulley.

OEM 2009 Chevrolet Silverado 1500 Alternator Bracket

Alternator Mount

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2 Alternator Brackets found

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2009 Chevrolet Silverado 1500 Mount Bracket
Part Number: 12554030
$90.24 MSRP: $152.55
You Save: $62.31 (41%)
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Product Specifications
- Other Name: Bracket, Generator Mounting; Alternator Bracket; Bracket; Bracket, Power Brake Booster
- Item Weight: 7.70 Pounds
- Item Dimensions: 5.8 x 19.3 x 13.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12554030
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2009 Chevrolet Silverado 1500 Submodels:
- Base, Hybrid, LS, LT, LTZ, SS, WT, XFE, Z71 Off-Road | 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L FULL HYBRID EV-FLEX (FHEV), 8 Cyl 6.0 L FULL HYBRID EV-GAS (FHEV), 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX
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2009 Chevrolet Silverado 1500 Idler Pulley
Part Number: 10236997
$85.06 MSRP: $143.78
You Save: $58.72 (41%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Bracket, Engine Cooling; Alternator Bracket; Mount Bracket; Tensioner Bracket; Accessory Bracket; Generator Mounting Support.
- Item Weight: 6.60 Pounds
- Item Dimensions: 13.1 x 8.2 x 8.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 10236997
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2009 Chevrolet Silverado 1500 Submodels:
- Base, LS, LT, WT | 6 Cyl 4.3 L GAS

2009 Chevrolet Silverado 1500 Alternator Bracket

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2009 Chevrolet Silverado 1500 Parts Questions & Experts Answers

Q: How to replace the alternator bracket on a 4.3L engine on 2009 Chevrolet Silverado 1500?
A: Begin replacing the 4.3l engine generator bracket by removing the generator after you detach both the drive belt tensioner and idler pulley. The first step involves removing generator bracket bolts alongside its nut then the generator bracket can be taken out. Follow fastener caution when you place the generator bracket on the stud then secure it with the bolts and nut by tightening to 41 nm (30 lb ft). The final steps include reinstalling the generator after placing back on the drive belt tensioner and drive belt idler pulley.