Engine Timing Chain

Part Number: 12646386
Supersession(s): 12586482; 12646387

CHAIN ASSEMBLY - Timing. Engine Timing Chain.
Engine Timing Chain.

Timing Chain - Repair or Replace
Your engine's timing chain can stretch over time resulting in a check engine light that comes along with excessive noise from your engine's timing cover. If the chain has broken, which is a rare occurrence, the engine will not start. If your Cadillac has high mileage along with any of these other symptoms, contact our service department for expert diagnosis.

Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#19
Oil pan. Oil pump. & 5. CTS-V; Camshaft Gear. CTS-V; Crankshaft Gear. CTS-V; Exhaust. CTS-V; Intake. CTS-V; Left. Cts-v; No. 1. Cts-v; No. 2. Cts-v; No. 3. CTS-V; Right. No.4. No.5.
CTS-V.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
OIL PAN. OIL PUMP. CTS-V; Exhaust. CTS-V; Intake. CTS-V; Left. CTS-V; No. 1. CTS-V; No. 2. CTS-V; No. 3. CTS-V; Right.
CTS-V.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
Oil cooler. Oil pan. Oil pump. 4; 4. 8L. 4; 6. 0L. 5; 4. 8L. 5; 6. 0L. All Models; 4.8L; All. All Models; 4.8L; Auto Trans. All Models; 4.8L; Manual Trans. All Models; 5.3L; w/High Output. All Models; 5.3L; w/o High Output. All Models; 6.0L; All. All Models; 6.0L; w/CNG. All Models; 6.0L; w/Cyl Head Bolts. All Models; 6.0L; w/o CNG. All Models; 6.0L; w/o Cyl Head Bolts. All Models; Exhaust. All Models; Intake. All Models; Left Bank. All Models; No. 1. All Models; No. 2. All Models; No. 3. All Models; Right Bank. Avalanche; w/HD Trailer Equip. Avalanche; w/o HD Trailer Equip.
All Models.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
OIL PAN. OIL PUMP. VARIABLE VALVE TIMING. Escalade; 4.8L; Left. Escalade; 4.8L; Right. Escalade; 5.3L; 2WD. Escalade; 5.3L; 4WD. Escalade; 5.3L; All; LC9. Escalade; 5.3L; All; LMG. Escalade; 5.3L; Aluminum Block. Escalade; 5.3L; Iron Block. Escalade; 5.3L; w/Flex Fuel; 2WD. Escalade; 5.3L; w/Flex Fuel; 4WD. Escalade; 5.3L; w/o Flex Fuel. Escalade; 6.2L; 1st Design. Escalade; 6.2L; 2nd Design. Escalade; 6.2L; 2WD. Escalade; 6.2L; 4WD. Escalade; 6.2L; All. Escalade; 6.2L; Exhaust. Escalade; 6.2L; Intake. Escalade; 6.2L; w/Active Fuel Mgmt.. Escalade; 6.2L; w/o Active Fuel Mgmt.. Escalade; Active Fuel Management. Escalade; Exhaust. Escalade; Intake.
Escalade. Tahoe. Yukon.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
Oil pan. Oil pump. Variable valve timing. 6. 2L; Exhaust. 6. 2L; Intake. Escalade ESV; 1st Design. Escalade ESV; 2nd Design. Escalade ESV; Active Fuel Mgmt.. Escalade ESV; All. Escalade ESV; Exhaust. Escalade ESV; Intake. Escalade ESV; Left. Escalade ESV; No. 1. Escalade ESV; No. 3. Escalade ESV; No.1. Escalade ESV; No.2. Escalade ESV; No.3. Escalade ESV; Non-Active Fuel Mgmt.. Escalade ESV; Right. LY5. Suburban; 5.3L; All; 2WD. Suburban; 5.3L; All; 4WD. Suburban; 5.3L; Eng. LC9. Suburban; 5.3L; Eng. LMG (Flex Fuel). Suburban; 5.3L; w/Flex Fuel; 2WD. Suburban; 5.3L; w/Flex Fuel; 4WD.
Escalade ESV. Suburban. Yukon XL.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
Oil pan. Oil pump. Variable valve timing. 6. 2L. Avalanche; 2WD; No.1. Avalanche; 2WD; No.2. Avalanche; 2WD; No.3. Avalanche; 4WD; No.1. Avalanche; 4WD; No.2. Avalanche; 4WD; No.3. Avalanche; 5.3L; All; 2WD. Avalanche; 5.3L; All; 4WD. Avalanche; 5.3L; w/o Flex Fuel. Avalanche; 6.0L; Exhaust. Avalanche; 6.0L; Intake. Escalade EXT; 1st Design. Escalade EXT; 2nd Design. Escalade EXT; 5.3L. Escalade EXT; 6.0L. Escalade EXT; Active Fuel Management. Escalade EXT; All. Escalade EXT; Exhaust. Escalade EXT; Intake. Escalade EXT; Left. Escalade EXT; No. 1. Escalade EXT; No. 3.
Avalanche. Escalade EXT.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
OIL PAN. OIL PUMP. VARIABLE VALVE TIMING. Escalade; 2WD. Escalade; 4WD. Escalade; Exhaust. Escalade; Intake. Escalade; Left. Escalade; No. 1. Escalade; No. 3. Escalade; No.1. Escalade; No.2. Escalade; No.3. Escalade; Right. Escalade; w/Active Fuel Mgmt.. Escalade; w/o Active Fuel Mgmt.. Tahoe. Yukon.
Escalade. Tahoe. Yukon.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
OIL PAN. OIL PUMP. CTS-V; All. CTS-V; Auto Trans. CTS-V; Camshaft. CTS-V; Crankshaft. CTS-V; Exhaust. CTS-V; Intake. CTS-V; Left. CTS-V; Main Bearings. CTS-V; Manual Trans. CTS-V; No. 1. CTS-V; No. 2. CTS-V; No. 3. CTS-V; Right. CTS-V; Thrust Bearings.
CTS-V.
Diagram CAMSHAFT & TIMING. CRANKSHAFT & BEARINGS. CYLINDER HEAD & VALVES. LUBRICATION. MOUNTS. PISTONS. RINGS & BEARINGS. for your Cadillac
#20
OIL COOLER. OIL PAN. OIL PUMP. VARIABLE VALVE TIMING. CTS-V; Crankshaft. CTS-V; Exhaust. CTS-V; Inlet. CTS-V; Intake. CTS-V; Left. CTS-V; Right. CTS-V; w/Active Fuel Management. CTS-V; w/o Active Fuel Management.
CTS-V.

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