How to replace the timing chain and sprockets on GMC Savana 2500?

For the purpose of replacing the Timing Chain and sprockets, one must remove the Oil Pump and turn the Crankshaft until the timing marks on Crankshaft and camshaft sprockets line up, not to turn the Crankshaft assembly after the Timing Chain is taken out, to avoid damaging piston assemblies or valves. Next, exit the camshaft sprocket bolts, followed by the camshaft sprocket, and Timing Chain. Use the j 8433 pulley puller (J 8433), j 41816-2 Crankshaft end protector (J 41816-2) and j 41558 Crankshaft sprocket remover (J 41558) to remove the Crankshaft sprocket and, if required, remove the Crankshaft sprocket key. Clean and check out the Timing Chain and sprockets prior to fitting them. If the key was taken out, install in Crankshaft keyway in it, until both ends are secured. Install the Crankshaft sprocket at the front of the Crankshaft aligning the Crankshaft key with the sprocket keyway and bring into full contact with the Crankshaft flange using the j 41665 Crankshaft balancer and sprocket installer (J 41665). Tilt the Crankshaft sprocket aligning the alignment mark with the 12-hour point such that the location on the camshaft of sprocket is matched with the camshaft sprocket alignment hole and the sprocket tooth overlaps with the Timing Chain. Find the camshaft sprocket mark at 6 o'clock position, install the camshaft sprocket and Timing Chain, adjust camshaft or crankshafts sprockets if required to match the timing marks. Finally, install the camshaft sprocket bolts, and tighten them with 35 nm (26 ft. Lbs.), and install the Oil Pump back.

OEM GMC Savana 2500 Timing Chain

Engine Timing Chain

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8 Timing Chains found

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GMC Savana 2500 Timing Chain Part Number: 12646386
$63.56 MSRP: $108.21
You Save: $44.65 (42%)
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Product Specifications
- Other Name: Chain, Engine Timing
- Replaced by: 12646387
- Replaces: 12586482, 88958608, 12552954
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2021-2023, 2003-2009 GMC Savana 2500 | Base, LS, LT, SLE | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 6.6 L GAS
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GMC Savana 2500 Timing Chain Part Number: 14088783
$87.32 MSRP: $138.63
You Save: $51.31 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Chain, Engine Timing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 2500 | Base, SLE, SLT | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L GAS
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GMC Savana 2500 Timing Chain Part Number: 14087014
$55.75 MSRP: $94.91
You Save: $39.16 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Chain, Engine Timing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 2500 | Base, SLE, SLT | 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L BI-FUEL, 8 Cyl 5.7 L GAS
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GMC Savana 2500 Timing Chain Part Number: 12646387
$63.56 MSRP: $108.21
You Save: $44.65 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Chain, Engine Timing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2023 GMC Savana 2500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS, 8 Cyl 4.8 L FLEX, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Savana 2500 Timing Chain Part Number: 12458911
$56.00 MSRP: $87.74
You Save: $31.74 (37%)
ADD TO CART
Product Specifications
- Other Name: Chain Kit, Engine Timing; Timing Gear Set; Timing Drive Package
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1998-2006 GMC Savana 2500 | Base, SLE, SLT | 6 Cyl 4.3 L GAS
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GMC Savana 2500 Timing Chain Part Number: 14022647
$87.49 MSRP: $148.95
You Save: $61.46 (42%)
ADD TO CART
Product Specifications
- Other Name: Chain, Engine Timing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2002 GMC Savana 2500 | Base, SLE, SLT | 8 Cyl 6.5 L DIESEL
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GMC Savana 2500 Timing Chain Part Number: 12632727
$40.90 MSRP: $69.63
You Save: $28.73 (42%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Chain, Engine Crankshaft And Camshaft Balancer; Balance Shaft Chain; Chain
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2018-2023 GMC Savana 2500 | Base, LS, LT | 6 Cyl 4.3 L FLEX, 6 Cyl 4.3 L GAS
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GMC Savana 2500 Timing Chain Part Number: 10128485
$43.02 MSRP: $64.53
You Save: $21.51 (34%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Chain, Engine Timing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1997 GMC Savana 2500 | Base | 6 Cyl 4.3 L GAS

GMC Savana 2500 Timing Chain

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GMC Savana 2500 Timing Chain Parts Questions & Experts Answers

Timing Chain
12458911
Q: How to replace the timing chain and sprockets on GMC Savana 2500?
A:
For the purpose of replacing the Timing Chain and sprockets, one must remove the Oil Pump and turn the Crankshaft until the timing marks on Crankshaft and camshaft sprockets line up, not to turn the Crankshaft assembly after the Timing Chain is taken out, to avoid damaging piston assemblies or valves. Next, exit the camshaft sprocket bolts, followed by the camshaft sprocket, and Timing Chain. Use the j 8433 pulley puller (J 8433), j 41816-2 Crankshaft end protector (J 41816-2) and j 41558 Crankshaft sprocket remover (J 41558) to remove the Crankshaft sprocket and, if required, remove the Crankshaft sprocket key. Clean and check out the Timing Chain and sprockets prior to fitting them. If the key was taken out, install in Crankshaft keyway in it, until both ends are secured. Install the Crankshaft sprocket at the front of the Crankshaft aligning the Crankshaft key with the sprocket keyway and bring into full contact with the Crankshaft flange using the j 41665 Crankshaft balancer and sprocket installer (J 41665). Tilt the Crankshaft sprocket aligning the alignment mark with the 12-hour point such that the location on the camshaft of sprocket is matched with the camshaft sprocket alignment hole and the sprocket tooth overlaps with the Timing Chain. Find the camshaft sprocket mark at 6 o'clock position, install the camshaft sprocket and Timing Chain, adjust camshaft or crankshafts sprockets if required to match the timing marks. Finally, install the camshaft sprocket bolts, and tighten them with 35 nm (26 ft. Lbs.), and install the Oil Pump back.