How to replace the door lock cylinder on 2004 Chevrolet Astro?

Start the Door Lock Cylinder replacement by taking out the interior and exterior trim panel. The periostial separation of the water deflector must be performed using a sharp bladed tool. The first step removes the access hole plug followed by disconnecting the lock rod from the Door Handle followed by nut removal from the Door Handle until the Door Handle becomes removable. Proceed with removing the lock rod from the lock cylinder together with the lock cylinder retainer prior to entirely removing the lock cylinder and gasket from the door. Before lock assembly you need to put gm p/n 12346241 or match lubricant on the lock case and cylinder keyway. After adding the Door Lock Cylinder onto the door, install the gasket then insert the retainer on the lock cylinder. Install the handle to the door and secure it with the nuts following application of 6 n.m (53 lb in) torque. After linking the Door Handle lock rod to its handle you must install the access hole plug and reattach the water deflector. To finish the task reinstall the trim panel. It is mandatory to use fresh plastic retaining clips during any process of lock rod removal.

OEM 2004 Chevrolet Astro Door Lock Cylinder

Door Lock Cylinder Tumbler

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2004 Chevrolet Astro Lock Cylinder Part Number: 12385787
$72.44 MSRP: $107.82
You Save: $35.38 (33%)
Product Specifications
- Other Name: Cylinder Kit, Door Lock Cylinder; Cylinder; Door Lock Cylinder; Door Lock
- Position: Rear
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.6 x 1.7 x 1.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 12385787
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Astro Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS
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2004 Chevrolet Astro Lock Cylinder, Front Part Number: 15782139
$110.29 MSRP: $164.15
You Save: $53.86 (33%)
Product Specifications
- Other Name: Cylinder Kit-Front Side Door Lock (Uncoded); Door Lock Cylinder; Cylinder Kit, Door Lock Cylinder
- Position: Front
- Replaces: 88954647
- Item Weight: 0.50 Pounds
- Item Dimensions: 3.7 x 3.3 x 1.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 15782139
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Astro Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS
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2004 Chevrolet Astro Lock & Cylinder Part Number: 15799773
$208.57 MSRP: $311.83
You Save: $103.26 (34%)
Product Specifications
- Other Name: Cylinder, End Gate Lock; Trunk Lock Cylinder; Door Lock Cylinder; Lock Cylinder; Cylinder, Door Lock Cylinder
- Replaces: 12377147
- Item Weight: 0.70 Pounds
- Item Dimensions: 7.5 x 4.9 x 1.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 15799773
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2004 Chevrolet Astro Submodels:
- Base, LS, LT | 6 Cyl 4.3 L GAS

2004 Chevrolet Astro Door Lock Cylinder

With a comprehensive array of OEM 2004 Chevrolet Astro Door Lock Cylinder, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2004 Chevrolet Astro Door Lock Cylinder are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2004 Chevrolet Astro Door Lock Cylinder Parts and Q&A

Q: How to replace the door lock cylinder on 2004 Chevrolet Astro?
A: Start the Door Lock Cylinder replacement by taking out the interior and exterior trim panel. The periostial separation of the water deflector must be performed using a sharp bladed tool. The first step removes the access hole plug followed by disconnecting the lock rod from the Door Handle followed by nut removal from the Door Handle until the Door Handle becomes removable. Proceed with removing the lock rod from the lock cylinder together with the lock cylinder retainer prior to entirely removing the lock cylinder and gasket from the door. Before lock assembly you need to put gm p/n 12346241 or match lubricant on the lock case and cylinder keyway. After adding the Door Lock Cylinder onto the door, install the gasket then insert the retainer on the lock cylinder. Install the handle to the door and secure it with the nuts following application of 6 n.m (53 lb in) torque. After linking the Door Handle lock rod to its handle you must install the access hole plug and reattach the water deflector. To finish the task reinstall the trim panel. It is mandatory to use fresh plastic retaining clips during any process of lock rod removal.