How to replace the harmonic balancer on Chevrolet Express 2500?

The first step to replace the Crankshaft balancer involves removing either the air conditioning Drive Belt with its presence or the accessory Drive Belt without it present. The replacement process starts with lower Fan Shroud removal as well as Starter motor removal. The teeth from the j 42386-a must match perfectly with the engine Flywheel. Fasten the j 42386-a with one m10-1.5 x 120 mm and one m10-1.5 x 45 mm bolt. The bolts should be tightened to 50 n.m (37 lb ft). Keep the Crankshaft balancer bolt available for reinstallation because it will find use when the replacement process begins. The j 41816 together with the j 41816-2 will be utilized to extract the Crankshaft balancer so you can clean and perform inspections. Position the Crankshaft balancer straight on the Crankshaft using the j 41665 and j 41478 tools for assistance. The j 41478 tool needs assembly with its components which include a threaded rod, nut and washer for insertion into the balancer. Use a wrench to hold the threaded rod hex end while clockwise rotations of the nut will begin the balancer onto the Crankshaft. Proceed with tool reversal while putting the large end against the balancer and maintain nut rotation to complete Crankshaft balancer installation. Use the used balancer bolt to tighten it to 330 n.m (240 lb ft) before removing it to measure the Crankshaft nose position in the balancer bore which should be 2.4-4.48 mm (0.094-0.176 in) deep. Perform the installation process again with the j 41665 only when required. The new balancer bolt for the Crankshaft needs installation while you start tightening it to 50 n.m (37 lb ft) and continue with 140-degree turn using the j 45059 tool. The repair ends with performing the Crankshaft position system variation learn procedure and reinstalling the Starter motor together with the drive belts and lower Fan Shroud according to applicable steps.

OEM Chevrolet Express 2500 Harmonic Balancer

Engine Harmonic Balancer

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Chevrolet Express 2500 Vibration Damper
Part Number: 19300488
$113.61 MSRP: $195.11
You Save: $81.50 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Damper, Engine Crankshaft And Camshaft Balancer; Balancer, Engine Crankshaft And Camshaft Balancer; Balancer, Engine Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2020 Chevrolet Express 2500 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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Chevrolet Express 2500 Crankshaft Pulley
Part Number: 12684590
$83.34 MSRP: $141.89
You Save: $58.55 (42%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pulley; Harmonic Balancer Puller; Harmonic Balancer; Vibration Damper; Balancer, Engine Crankshaft And Camshaft Balancer
- Replaces: 12620312, 12662037
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018 Chevrolet Express 2500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS
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Chevrolet Express 2500 Vibration Damper
Part Number: 10243271
$90.04 MSRP: $153.30
You Save: $63.26 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pulley; Balancer, Engine Crankshaft And Camshaft Balancer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Express 2500 | Base, LS | 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L CNG, 8 Cyl 5.7 L GAS
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Chevrolet Express 2500 Vibration Damper
Part Number: 10224885
$64.68 MSRP: $106.52
You Save: $41.84 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Balancer, Crankshaft; Harmonic Balancer; Balance Shaft; Crankshaft Damper; Balancer; Balancer, Engine Crankshaft And Camshaft Balancer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2006 Chevrolet Express 2500 | Base, LS | 6 Cyl 4.3 L GAS
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Chevrolet Express 2500 Vibration Damper
Part Number: 19432547
$315.55 MSRP: $496.49
You Save: $180.94 (37%)
ADD TO CART
Product Specifications
- Other Name: Damper, Engine Crankshaft And Camshaft Balancer; Balancer, Engine Crankshaft And Camshaft Balancer
- Replaced by: 19540389
- Replaces: 12662602, 12674750, 12702612, 12651599, 19433088, 98062792
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2010-2016 Chevrolet Express 2500 | Base | 8 Cyl 6.6 L DIESEL
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Chevrolet Express 2500 Vibration Damper
Part Number: 97374383
$809.93 MSRP: $1280.12
You Save: $470.19 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Balancer Assembly-Crankshaft (W/Pulley); Balancer, Engine Crankshaft Pulley And Balancer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2010 Chevrolet Express 2500 | Base, LS, LT | 8 Cyl 6.6 L DIESEL
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Chevrolet Express 2500 Vibration Damper
Part Number: 19417972
$409.58 MSRP: $650.30
You Save: $240.72 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Shaft Assembly, Balancer (Remanufacture); Harmonic Balancer; Balance Shaft; Balancer Shaft Kit; Engine Crankshaft and Camshaft Balancer.
- Replaces: 10224538
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2006 Chevrolet Express 2500 | Base, LS | 6 Cyl 4.3 L GAS
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Chevrolet Express 2500 Crankshaft Pulley
Part Number: 12680364
$77.46 MSRP: $131.85
You Save: $54.39 (42%)
ADD TO CART
Product Specifications
- Other Name: Pulley; Harmonic Balancer Puller; Harmonic Balancer; Vibration Damper; Balancer, Engine Crankshaft And Camshaft Balancer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2024 Chevrolet Express 2500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 6.6 L GAS
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Chevrolet Express 2500 Balance Shaft
Part Number: 12653449
$134.96 MSRP: $212.35
You Save: $77.39 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Balancer, Engine Crankshaft And Camshaft Balancer; Balance Shaft Assembly; Plate, Engine Camshaft & Balance Shaft Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2023 Chevrolet Express 2500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS
View related parts
Chevrolet Express 2500 Vibration Damper
Part Number: 12625430
$71.10 MSRP: $111.35
You Save: $40.25 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Balancer, Engine Crankshaft And Camshaft Balancer; Harmonic Balancer; Balancer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2022 Chevrolet Express 2500 | Base, LS, LT | 4 Cyl 2.8 L DIESEL
View related parts
Chevrolet Express 2500 Vibration Damper
Part Number: 10243272
$200.63 MSRP: $341.57
You Save: $140.94 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Pulley; Balancer, Engine Crankshaft And Camshaft Balancer
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Express 2500 | Base, LS | 8 Cyl 5.0 L GAS
View related parts
Chevrolet Express 2500 Vibration Damper
Part Number: 12634105
Product Specifications
- Other Name: Pulley; Harmonic Balancer; Crankshaft Balance; Balancer
- Replaces: 12576652, 12553112
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2017 Chevrolet Express 2500 | Base, LS, LT | 8 Cyl 4.8 L FLEX, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
Chevrolet Express 2500 Vibration Damper
Part Number: 10154688
Product Specifications
- Other Name: Balancer, Crankshaft; Balancer, Engine Crankshaft And Camshaft Balancer; Balancer, Engine Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 Chevrolet Express 2500 | Base, LS | 8 Cyl 6.5 L DIESEL

Chevrolet Express 2500 Harmonic Balancer

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Chevrolet Express 2500 Harmonic Balancer Parts Questions & Experts Answers

Vibration Damper
19300488
Q: How to replace the harmonic balancer on Chevrolet Express 2500?
A: The first step to replace the Crankshaft balancer involves removing either the air conditioning Drive Belt with its presence or the accessory Drive Belt without it present. The replacement process starts with lower Fan Shroud removal as well as Starter motor removal. The teeth from the j 42386-a must match perfectly with the engine Flywheel. Fasten the j 42386-a with one m10-1.5 x 120 mm and one m10-1.5 x 45 mm bolt. The bolts should be tightened to 50 n.m (37 lb ft). Keep the Crankshaft balancer bolt available for reinstallation because it will find use when the replacement process begins. The j 41816 together with the j 41816-2 will be utilized to extract the Crankshaft balancer so you can clean and perform inspections. Position the Crankshaft balancer straight on the Crankshaft using the j 41665 and j 41478 tools for assistance. The j 41478 tool needs assembly with its components which include a threaded rod, nut and washer for insertion into the balancer. Use a wrench to hold the threaded rod hex end while clockwise rotations of the nut will begin the balancer onto the Crankshaft. Proceed with tool reversal while putting the large end against the balancer and maintain nut rotation to complete Crankshaft balancer installation. Use the used balancer bolt to tighten it to 330 n.m (240 lb ft) before removing it to measure the Crankshaft nose position in the balancer bore which should be 2.4-4.48 mm (0.094-0.176 in) deep. Perform the installation process again with the j 41665 only when required. The new balancer bolt for the Crankshaft needs installation while you start tightening it to 50 n.m (37 lb ft) and continue with 140-degree turn using the j 45059 tool. The repair ends with performing the Crankshaft position system variation learn procedure and reinstalling the Starter motor together with the drive belts and lower Fan Shroud according to applicable steps.