How to remove and install a crankshaft on Chevrolet Avalanche?

When you want to remove the crankshaft, mount a dial indicator and touch its end with that of the crankshaft. The next step is prying it backward to zero the dial indicator and then forward to check the reading. Check whether there is a wear on the crankshaft thrust surfaces if it has an endplay more than 0.003 to 0.010 inches. Loosen main bearing cap bolts and remove caps in order to remove crankshaft from these engines. Be mindful of the weight when removing crankshafts from engines. Crankshaft installation involves placing the engine block upside down on its bottom surface and removal of main bearing caps in this position. Plastigage is used for checking the oil clearance for main bearings while the connecting rod bolts are tightened using clean engine oil on their threads according to this repair manual. The main bearing caps must now be removed by lifting them up slowly after loosening all bolts as described in this manual. Comparing these crushed Plastigage wires' widths indicates how much space between cylinder block and these rings exist-it means one should scrape off all residium that could still be stuck onto them so they can rise above them freely at any time if necessary (Hartzell, 2011). After applying lubricant onto both surfaces where they meet each other, place these connecting rod back into its original location again since new bearings have been installed (Hartzell, 2011). Changing connecting rod bearings requires cleaning mating surfaces of engine block and bearing cap plus lubing faces for inserts before tightening main bearing cap bolts using clean engine oil on bolt threads (Hartzell, 2011). Check for binding by seeing if there is any resistance when rotating by hand or recheck it after rotating through one full revolution as per instructions given in this sectional maintenance manual (Hartzell, 2011).

Genuine Chevrolet Avalanche Crankshaft

Crank Shaft

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8 Crankshafts found

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Chevrolet Avalanche CRANKSHAFT ASM,.
Part Number: 19431873
$461.48 MSRP: $763.62
You Save: $302.14 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Replaces: 12685659, 12597569, 12584997
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 Chevrolet Avalanche | 1/2 TON
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Chevrolet Avalanche Crankshaft Assembly
Part Number: 12588615
$289.55 MSRP: $456.39
You Save: $166.84 (37%)
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Product Specifications
- Other Name: Crankshaft Asm ; Crankshaft, Engine; Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007 Chevrolet Avalanche | 1/2 TON
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Chevrolet Avalanche Engine Crankshaft
Part Number: 12588614
$808.13 MSRP: $1273.82
You Save: $465.69 (37%)
Product Specifications
- Other Name: Crankshaft Asm ; Crankshaft, Engine; Crankshaft
- Replaced by: 12736807
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2013 Chevrolet Avalanche | 1/2 TON | 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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Chevrolet Avalanche Engine Crankshaft
Part Number: 12574523
Product Specifications
- Other Name: Crankshaft Asm ; Crankshaft, Engine; Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Chevrolet Avalanche | 1/2 TON
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Chevrolet Avalanche Engine Crankshaft
Part Number: 12559357
Product Specifications
- Other Name: Crankshaft Asm ; Crankshaft, Engine; Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2004 Chevrolet Avalanche | 1/2 TON | 8 Cyl 5.3L
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Chevrolet Avalanche Engine Crankshaft
Part Number: 12574522
Product Specifications
- Other Name: Crankshaft Asm ; Crankshaft, Engine; Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2004-2006 Chevrolet Avalanche | 1/2 TON | 8 Cyl 5.3L, 8 Cyl 5.3L Flex
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Chevrolet Avalanche Crankshaft Assembly, (New)
Part Number: 12707366
Product Specifications
- Other Name: Crankshaft
- Replaces: 12678251
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2005 Chevrolet Avalanche | 1/2 TON
View related parts
Chevrolet Avalanche Engine Crankshaft
Part Number: 89017574
Product Specifications
- Other Name: Crankshaft Asm ; Crankshaft, Engine; Crankshaft
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2002-2006 Chevrolet Avalanche | 3/4 TON | 8 Cyl 8.1L

Chevrolet Avalanche Crankshaft

The Chevrolet Avalanche Crankshaft is a strong metal rod that transforms the pistons' upward and downward motion into smooth rotating power for the wheels and transmission. Within each Chevrolet V8 engine, the Crankshaft revolves in the block upon precise journals while the connecting rods ride offset throws, a simple piece of geometry that permits the engine to unleash fire without shaking itself apart. The early Avalanche engines employed robust cast iron Crankshaft components designed for everyday driving. However, the higher horsepower versions switched to forged steel. This forged style is strong enough to deal with heavy loads and high revs. If the oil remains clean and sufficiently supplied, either type of Crankshaft can endure for the lifetime of the truck, because grit or low pressure damage journals, widen clearances, and invite knocking vibrations that warn drivers of trouble. If dirt or debris does damage the Crankshaft, replacement is a matter of pulling the engine, numbering bearing caps, replacing the bearings with new ones, and then torquing it all to spec. This is not an easy or fun job, but it can be done if you are committed to your Chevrolet Avalanche.

Each OEM Chevrolet Avalanche Crankshaft we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Chevrolet Avalanche Crankshaft Parts Questions & Experts Answers

Crankshaft Assembly
12685656
Q: How to remove and install a crankshaft on Chevrolet Avalanche?
A:
When you want to remove the crankshaft, mount a dial indicator and touch its end with that of the crankshaft. The next step is prying it backward to zero the dial indicator and then forward to check the reading. Check whether there is a wear on the crankshaft thrust surfaces if it has an endplay more than 0.003 to 0.010 inches. Loosen main bearing cap bolts and remove caps in order to remove crankshaft from these engines. Be mindful of the weight when removing crankshafts from engines. Crankshaft installation involves placing the engine block upside down on its bottom surface and removal of main bearing caps in this position. Plastigage is used for checking the oil clearance for main bearings while the connecting rod bolts are tightened using clean engine oil on their threads according to this repair manual. The main bearing caps must now be removed by lifting them up slowly after loosening all bolts as described in this manual. Comparing these crushed Plastigage wires' widths indicates how much space between cylinder block and these rings exist-it means one should scrape off all residium that could still be stuck onto them so they can rise above them freely at any time if necessary (Hartzell, 2011). After applying lubricant onto both surfaces where they meet each other, place these connecting rod back into its original location again since new bearings have been installed (Hartzell, 2011). Changing connecting rod bearings requires cleaning mating surfaces of engine block and bearing cap plus lubing faces for inserts before tightening main bearing cap bolts using clean engine oil on bolt threads (Hartzell, 2011). Check for binding by seeing if there is any resistance when rotating by hand or recheck it after rotating through one full revolution as per instructions given in this sectional maintenance manual (Hartzell, 2011).