Home/Cadillac/ATS/Cadillac ATS I (2012-2014)/Repair manual/Mechanical/Engine Mechanical - 2.0l (Ltg) or 2.5l (Lcv) - Component Lo…
Contents Wiring diagrams Section: Mechanical All sections

Engine Mechanical - 2.0l (Ltg) or 2.5l (Lcv) - Component Locator Cadillac ATS I

Mechanical 14 illustrations

Scheme 249

Scheme 249: Camshaft Cover and Components
CalloutComponent Name
1Engine Coolant Air Bleed Pipe Bolt
2Engine Coolant Air Bleed Pipe
3Engine Coolant Air Bleed Hose Clamp
4Engine Coolant Air Bleed Hose
5Engine Coolant Air Bleed Hose Clamp
6PCV Valve Bolt
7PCV Valve
8PCV Tube Assembly Bolt
9PCV Tube Assembly
10Ignition Coil Bolt
11Ignition Coil
12Spark Plug
13PCV Valve Assembly
14PCV Tube Assembly
15Oil Level Indicator
16Camshaft Cover Bolt
17Camshaft Cover Bolt
18Camshaft Housing Cover Heat Shield
19Camshaft Housing Cover Heat Shield Bolt
20Spark Plug Shield Seal
21Camshaft Position Actuator Control Solenoid Valve - Exhaust
22Camshaft Position Actuator Control Solenoid Valve Bolt - Exhaust
23Camshaft Cover Gasket
24Camshaft Cover
25Camshaft Position Actuator Control Solenoid Valve Bolt - Intake
26Camshaft Position Actuator Control Solenoid Valve - Intake
27PCV Valve Bolt
28PCV Valve
29Camshaft Cover Plug

Scheme 250

Scheme 250: Cylinder Head and Components
CalloutComponent Name
1Fuel Injector Wiring Harness
2Fuel Injection Fuel Rail Bolt
3Fuel Rail Insulator Bushing
4Fuel Rail Insulator Washer
5Fuel Rail Insulator Washer
6Fuel Rail Insulator Sleeve
7Fuel Injection Fuel Rail
8Fuel Injector Holding Clamp
9Fuel Injector Retainer
10Fuel Injection Fuel Rail O-Ring Seal
11Fuel Injector Seal Spacer
12Direct Fuel Injector Assembly
13Fuel Injector Nozzle Housing Seal
14Fuel Injector Nozzle Housing Seal
15Vacuum Pump Seal
16Vacuum Pump Assembly
17Engine Rear Lift Bracket
18Engine Rear Lift Bracket Bolt
19Vacuum Pump Bolt
20Vacuum Pump Gasket
21Camshaft Bearing Cap Bolt
22Camshaft Bearing Cap
23Camshaft Bearing Cap
24Intake Camshaft
25Exhaust Camshaft
26Cylinder Head Locating Pin
27Cylinder Head Oil Gallery Plug
28Cylinder Head
29Camshaft Position Sensor
30Camshaft Position Sensor Bolt
31Cylinder Head Oil Gallery Restrictor
32Camshaft Position Sensor
33Camshaft Position Sensor Bolt
34Intake Valve
35Exhaust Valve
36Cylinder Head Oil Gallery Plug
37Cylinder Head Oil Gallery Plug
38Engine Front Lift Bracket Bolt
39Engine Front Lift Bracket
40Valve Lifter Follower
41Cylinder Head Core Hole Plug
42Valve Stem Oil Seal
43Valve Spring
44Valve Spring Retainer
45Valve Stem Key
46Hydraulic Valve Lash Adjuster
47Valve Rocker Arm
48Camshaft Bearing Front Lower Cap
49Camshaft Bearing Front Cap
50Timing Chain Cam to Cam Guide
51Camshaft Bearing Cap Bolt
52Timing Chain Guide Bolt

Scheme 251

Scheme 251: Intake Manifold and Components
CalloutComponent Name
1Fuel Pump Insulator
2Upper Intake Manifold Bracket
3Upper Intake Manifold Bracket Bolt
4Fuel Rail Noise Shield
5Intake Manifold Sight Shield
6Intake Manifold Sight Shield Bolt
7Oil Fill Cap
8Evaporative Emission Canister Purge Valve Pipe Assembly
9Evaporative Emission Canister Purge Valve Assembly
10Throttle Body Assembly Gasket
11Throttle Body Assembly
12Throttle Body Assembly Bolt
13Manifold Absolute Pressure (MAP) Sensor Bolt
14Manifold Absolute Pressure (MAP) Sensor
15Intake Manifold Bolt
16Radiator Inlet Pipe Bolt
17Radiator Inlet Pipe
18Radiator Inlet Hose
19Fuel Feed Pipe Assembly Stud
20Fuel Feed Pipe Assembly
21Fuel Pump Insulator
22Fuel Pump Bolt
23Fuel Feed Intermediate Pipe Assembly
24Fuel Pump Cover
25Fuel Pump Cover Bolt
26Fuel Pump Housing Gasket
27Fuel Pump Housing O-Ring Seal
28Fuel Pump
29Intake Manifold Bolt
30Intake Manifold Gasket
31Intake Manifold

Scheme 252

Scheme 252: Turbocharger and Components
CalloutComponent Name
1Turbocharger Gasket
2Turbocharger Oil Feed Pipe Bolt
3Turbocharger Oil Feed Pipe Gasket
4Turbocharger Oil Feed Pipe Assembly
5Turbocharger Oil Feed Pipe Bolt
6Turbocharger Oil Feed Pipe Washer
7Turbocharger Oil Feed Pipe Anti-Rotate Roll Pin
8Turbocharger Nut
9Turbocharger
10Turbocharger Heat Shield Bolt
11Turbocharger Heat Shield
12Turbocharger Heat Shield Bolt
13Catalytic Converter Brace Bolt
14Heated Oxygen Sensor
15Catalytic Converter Nut
16Catalytic Converter
17Turbocharger Exhaust Pipe Stud
18Turbocharger Coolant Return Pipe Assembly
19Turbocharger Coolant Return Pipe Bolt
20Turbocharger Coolant Return Pipe Washer
21Turbocharger Coolant Return Pipe Bolt
22Catalytic Converter Seal
23Catalytic Converter Brace Bolt
24Catalytic Converter Brace
25Catalytic Converter Bolt
26Turbocharger Coolant Feed Pipe Bolt
27Turbocharger Coolant Feed Pipe Washer
28Turbocharger Coolant Feed Pipe Bolt
29Turbocharger Coolant Feed Hose Clamp
30Turbocharger Coolant Feed Hose
31Turbocharger Coolant Feed Pipe Assembly
32Turbocharger Coolant Feed Pipe Gasket
33Turbocharger Oil Return Pipe Gasket
34Turbocharger Oil Return Pipe Bolt
35Turbocharger Oil Return Pipe Assembly
36Turbocharger Oil Return Pipe Gasket
37Turbocharger Wastegate Regulator Solenoid Valve Hose
38Turbocharger Wastegate Regulator Solenoid Valve Hose Clamp
39Turbocharger Wastegate Regulator Solenoid Valve
40Turbocharger Wastegate Regulator Solenoid Valve Hose Clamp
41Turbocharger Wastegate Regulator Solenoid Valve Bracket Bolt
42Turbocharger Wastegate Regulator Solenoid Valve Bracket
43Turbocharger Air Bypass Valve Solenoid
44Turbocharger Air Bypass Valve Solenoid Bolt
45Turbocharger Wastegate Regulator Solenoid Valve Hose
46Turbocharger Wastegate Actuator Bolt
47Turbocharger Wastegate Actuator Hose Clamp
48Turbocharger Wastegate Actuator Hose
49Turbocharger Wastegate Actuator

Scheme 253

Scheme 253: Exhaust Manifold and Components
CalloutComponent Name
1Exhaust Manifold Heat Shield
2Exhaust Manifold Heat Shield Bolt
3Exhaust Manifold Stud
4Exhaust Manifold Stud
5Exhaust Manifold Brace
6Exhaust Manifold Brace Nut
7Water Outlet Gasket
8Water Outlet
9Engine Coolant Temperature Sensor
10Engine Coolant Temperature Sensor Retainer
11Water Outlet Bolt
12Thermal Bypass Hose Clamp
13Thermal Bypass Hose
14Thermal Bypass Hose Clamp
15Thermal Bypass Pipe
16Engine Oil Cooler Coolant Outlet Hose Clamp
17Engine Oil Cooler Coolant Outlet Hose
18Engine Oil Cooler Coolant Outlet Hose Clamp
19Water Pump Bolt
20Engine Coolant Thermostat Housing Gasket
21Engine Coolant Thermostat Housing
22Engine Coolant Thermostat Housing Bolt
23Water Pump Housing Bolt
24Water Pump Front Housing
25Water Pump Inlet Gasket
26Water Pump Gasket
27Water Pump Rear Housing
28Thermal Bypass Pipe Gasket
29Thermal Bypass Pipe Bolt
30Exhaust Manifold Brace Bolt
31Exhaust Manifold Bolt
32Exhaust Manifold
33Exhaust Manifold Gasket

Scheme 254

Scheme 254: Engine Block and Components
CalloutComponent Name
1Cylinder Head Gasket
2Cylinder Head Locating Pin
3Piston Upper Compression Ring
4Piston Lower Compression Ring
5Piston Oil Ring Rail
6Piston Oil Ring Rail Spacer
7Piston Oil Ring Rail
8Piston Pin Retainer
9Piston Pin
10Piston Pin Retainer
11Piston
12Connecting Rod
13Connecting Rod Bearing
14Connecting Rod Bearing
15Connecting Rod Cap
16Connecting Rod Bolt
17Engine Block Oil Gallery Plug
18Engine Block Oil Gallery Plug
19Engine Block Oil Gallery Plug
20Crankshaft Rear Oil Seal
21Automatic Transmission Flex Plate
22Automatic Transmission Flex Plate Bolt
23Oil Pump Flow Control Valve Assembly Bolt
24Oil Pump Flow Control Valve Assembly
25Oil Pump Flow Control Valve Assembly Bolt
26Engine Block Oil Gallery Plug
27Engine Block Oil Gallery Plug
28Oil Pump and Compressor Heat Shield
29Oil Pump and Compressor Heat Shield Bolt
30Engine Oil Cooler Assembly
31Engine Oil Cooler Assembly Bolt
32Oil Filter
33Lower Crankcase Bolt
34Lower Crankcase
35Lower Crankcase Locating Pin
36Crankshaft Lower Bearing
37Crankshaft
38Crankshaft Upper Bearing
39Crankshaft Upper Thrust Bearing
40Piston Oil Nozzle Bolt
41Piston Oil Nozzle
42Engine Block
43Engine Front Cover Locating Pin
44Engine Oil Pressure Sensor
45Engine Coolant Heater
46Knock Sensor
47Engine Block Coolant Baffle
48Crankshaft Position Sensor Bolt
49Crankshaft Position Sensor

Scheme 255

Scheme 255: Upper and Lower Oil Pan and Components
CalloutComponent Name
1Oil Pump Assembly Bolt
2Oil Pump Assembly
3Oil Pump Cover
4Balancer Shaft Module
5Balancer Shaft Housing Locating Pin
6Balancer Shaft Housing Bolt
7Oil Pump Suction Pipe Bolt
8Oil Pump Screen Assembly with Suction Pipe
9Oil Pump Screen Gasket
10Oil Pan Baffle
11Engine Oil Level Indicator Switch
12Engine Oil Level Indicator Seal
13Oil Pan Locating Pin
14Oil Pan Bolt
15Oil Pan Bolt
16Engine Oil Level Sensor Lead Clip
17Oil Pan Bolt
18Lower Oil Pan Bolt
19Lower Oil Pan
20Oil Pan Drain Plug
21Oil Pan Drain Plug Seal
22Oil Pan Bolt
23Upper Oil Pan
24Engine Oil Level Indicator Switch Bolt
25Oil Pan Baffle Bolt
26Oil Pump Locating Pin

Scheme 256

Scheme 256: Timing Chain and Components
CalloutComponent Name
1Engine Front Cover
2Timing Chain Tensioner Bolt
3Timing Chain Tensioner
4Timing Chain Tensioner Pivot Arm Bolt
5Timing Chain Tensioner Pivot Arm
6Timing Chain
7Camshaft Position Actuator Bolt
8Intake Camshaft Position Actuator
9Exhaust Camshaft Position Actuator
10Camshaft Position Actuator Bolt
11Timing Chain Oil Nozzle
12Timing Chain Guide
13Crankshaft Sprocket
14Balancer Chain
15Balancer Chain Tensioner Bolt
16Balancer Chain Tensioner
17Balancer Shaft Driven Sprocket
18Balancer Shaft Sprocket Bolt
19Balancer Chain Guide Bolt
20Balancer Chain Guide
21Timing Chain Guide Bolt
22Drive Belt Tensioner
23Drive Belt Tensioner Bolt
24Engine Front Cover Bolt
25Crankshaft Front Oil Seal
26Crankshaft Balancer
27Crankshaft Balancer Bolt
28Engine Front Cover Bolt
29Engine Front Cover Bolt
30Timing Chain Tensioner Cover
31Timing Chain Tensioner Cover Bolt
32Engine Front Cover Bolt
33Engine Front Cover Bolt
34Engine Front Cover Bolt

Scheme 257

Scheme 257: Camshaft Cover and Components
CalloutComponent Name
1PCV Tube Assembly
2PCV Valve Bolt
3PCV Valve
4Camshaft Cover Plug
5PCV Valve
6Engine Coolant Air Bleed Pipe Bolt
7PCV Valve Bolt
8Engine Coolant Air Bleed Pipe
9Ignition Coil Bolt
10Ignition Coil
11Spark Plug
12Camshaft Cover Bolt
13Camshaft Cover Bolt
14Oil Level Indicator
15Camshaft Housing Cover Heat Shield Bolt
16Camshaft Housing Cover Heat Shield
17Camshaft Position Actuator Control Solenoid Valve Bolt - Exhaust
18Camshaft Position Actuator Control Solenoid Valve - Exhaust
19Spark Plug Shield Seal
20Camshaft Cover Gasket
21Camshaft Cover
22Camshaft Position Actuator Control Solenoid Valve - Intake
23Camshaft Position Actuator Control Solenoid Valve Bolt - Intake

Cylinder Head and Components

CalloutComponent Name
1Fuel Injector Wiring Harness
2Fuel Injection Fuel Rail Bolt
3Fuel Rail Insulator Bushing
4Fuel Rail Insulator Washer
5Fuel Rail Insulator Washer
6Fuel Rail Insulator Sleeve
7Fuel Injection Fuel Rail
8Fuel Injector Holding Clamp
9Fuel Injector Retainer
10Fuel Injection Fuel Rail O-Ring Seal
11Fuel Injector Seal Spacer
12Direct Fuel Injector Assembly
13Fuel Injector Nozzle Housing Seal
14Fuel Injector Nozzle Housing Seal
15Vacuum Pump Seal
16Vacuum Pump Assembly
17Engine Rear Lift Bracket
18Engine Rear Lift Bracket Bolt
19Vacuum Pump Bolt
20Vacuum Pump Gasket
21Camshaft Bearing Cap Bolt
22Camshaft Bearing Cap
23Camshaft Bearing Cap
24Intake Camshaft
25Exhaust Camshaft
26Cylinder Head Locating Pin
27Cylinder Head Oil Gallery Plug
28Cylinder Head
29Camshaft Position Sensor
30Camshaft Position Sensor Bolt
31Cylinder Head Oil Gallery Restrictor
32Camshaft Position Sensor
33Camshaft Position Sensor Bolt
34Intake Valve
35Exhaust Valve
36Cylinder Head Oil Gallery Plug
37Cylinder Head Oil Gallery Plug
38Engine Front Lift Bracket Bolt
39Engine Front Lift Bracket
40Valve Lifter Follower
41Cylinder Head Core Hole Plug
42Valve Stem Oil Seal
43Valve Spring
44Valve Spring Retainer
45Valve Stem Key
46Hydraulic Valve Lash Adjuster
47Valve Rocker Arm
48Camshaft Bearing Front Lower Cap
49Camshaft Bearing Front Cap
50Timing Chain Cam to Cam Guide
51Camshaft Bearing Cap Bolt
52Timing Chain Guide Bolt

Intake Manifold and Components

CalloutComponent Name
1Fuel Pump Insulator
2Upper Intake Manifold Bracket
3Upper Intake Manifold Bracket Bolt
4Fuel Rail Noise Shield
5Intake Manifold Sight Shield
6Intake Manifold Sight Shield Bolt
7Oil Fill Cap
8Evaporative Emission Canister Purge Valve Pipe Assembly
9Evaporative Emission Canister Purge Valve Assembly
10Throttle Body Assembly Gasket
11Throttle Body Assembly
12Throttle Body Assembly Bolt
13Manifold Absolute Pressure (MAP) Sensor Bolt
14Manifold Absolute Pressure (MAP) Sensor
15Intake Manifold Bolt
16Radiator Inlet Pipe Bolt
17Radiator Inlet Pipe
18Radiator Inlet Hose
19Fuel Feed Pipe Assembly Stud
20Fuel Feed Pipe Assembly
21Fuel Pump Insulator
22Fuel Pump Bolt
23Fuel Feed Intermediate Pipe Assembly
24Fuel Pump Cover
25Fuel Pump Cover Bolt
26Fuel Pump Housing Gasket
27Fuel Pump Housing O-Ring Seal
28Fuel Pump
29Intake Manifold Bolt
30Intake Manifold Gasket
31Intake Manifold

Scheme 258

Scheme 258: Exhaust Manifold and Components
CalloutComponent Name
1Secondary Air Injection Check Valve Gasket
2Secondary Air Injection Check Valve
3Secondary Air Injection Check Valve Bolt
4Exhaust Manifold Heat Shield
5Exhaust Manifold Heat Shield Bolt
6Heated Oxygen Sensor Assembly
7Exhaust Manifold Heat Shield Bolt
8Catalytic Converter Nut
9Catalytic Converter Stud
10Catalytic Converter
11Catalytic Converter Stud
12Catalytic Converter Brace Bolt
13Catalytic Converter Brace
14Catalytic Converter Brace Bolt
15Exhaust Pipe Gasket
16Exhaust Manifold
17Exhaust Manifold Bolt
18Exhaust Manifold Gasket
19Water Pump Rear Housing
20Water Pump Bolt
21Engine Coolant Thermostat Housing Gasket
22Engine Coolant Thermostat Housing
23Engine Coolant Thermostat Housing Bolt
24Water Pump Housing Bolt
25Water Pump Front Housing
26Water Pump Inlet Gasket
27Water Pump Gasket
28Thermal Bypass Pipe Gasket
29Thermal Bypass Pipe Bolt
30Thermal Bypass Pipe
31Thermal Bypass Hose Clamp
32Thermal Bypass Hose
33Thermal Bypass Hose Clamp
34Water Outlet Bolt
35Engine Coolant Temperature Sensor Retainer
36Engine Coolant Temperature Sensor
37Water Outlet
38Water Outlet Gasket

Scheme 259

Scheme 259: Engine Block and Components
CalloutComponent Name
1Cylinder Head Gasket
2Cylinder Head Locating Pin
3Piston Upper Compression Ring
4Piston Lower Compression Ring
5Piston Oil Ring Rail
6Piston Oil Ring Rail Spacer
7Piston Oil Ring Rail
8Piston Pin Retainer
9Piston Pin
10Piston Pin Retainer
11Piston
12Connecting Rod
13Connecting Rod Bearing
14Connecting Rod Bearing
15Connecting Rod Cap
16Connecting Rod Bolt
17Engine Block Oil Gallery Plug
18Engine Block Oil Gallery Plug
19Engine Block Oil Gallery Plug
20Crankshaft Rear Oil Seal
21Automatic Transmission Flex Plate
22Automatic Transmission Flex Plate Bolt
23Oil Pump Flow Control Valve Assembly Bolt
24Oil Pump Flow Control Valve Assembly
25Oil Pump Flow Control Valve Assembly Bolt
26Engine Block Oil Gallery Plug
27Engine Block Oil Gallery Plug
28Oil Pump and Compressor Heat Shield
29Oil Pump and Compressor Heat Shield Bolt
30Oil Filter
31Oil Filter Fitting
32Lower Crankcase Bolt
33Lower Crankcase
34Lower Crankcase Locating Pin
35Crankshaft Lower Bearing
36Crankshaft
37Crankshaft Upper Bearing
38Crankshaft Upper Thrust Bearing
39Piston Oil Nozzle Bolt
40Piston Oil Nozzle
41Engine Block
42Engine Front Cover Locating Pin
43Engine Oil Pressure Sensor
44Engine Coolant Heater
45Knock Sensor
46Engine Block Coolant Baffle
47Crankshaft Position Sensor Bolt
48Crankshaft Position Sensor

Scheme 260

Scheme 260: Upper and Lower Oil Pan and Components
CalloutComponent Name
1Oil Pump Assembly Bolt
2Oil Pump Assembly
3Oil Pump Cover
4Balancer Shaft Module
5Balancer Shaft Housing Locating Pin
6Balancer Shaft Housing Bolt
7Oil Pump Suction Pipe Bolt
8Oil Pump Screen Assembly with Suction Pipe
9Oil Pump Screen Gasket
10Oil Pan Baffle
11Engine Oil Level Indicator Switch
12Engine Oil Level Indicator Seal
13Oil Pan Locating Pin
14Oil Pan Bolt
15Engine Oil Level Sensor Lead Clip
16Lower Oil Pan
17Oil Pan Drain Plug Seal
18Oil Pan Drain Plug
19Oil Pan Bolt
20Oil Pan Bolt
21Upper Oil Pan
22Engine Oil Level Indicator Switch Bolt
23Oil Pan Baffle Bolt
24Oil Pump Locating Pin

Timing Chain and Components

CalloutComponent Name
1Engine Front Cover
2Timing Chain Tensioner Bolt
3Timing Chain Tensioner
4Timing Chain Tensioner Pivot Arm Bolt
5Timing Chain Tensioner Pivot Arm
6Timing Chain
7Camshaft Position Actuator Bolt
8Intake Camshaft Position Actuator
9Exhaust Camshaft Position Actuator
10Camshaft Position Actuator Bolt
11Timing Chain Oil Nozzle
12Timing Chain Guide
13Crankshaft Sprocket
14Balancer Chain
15Balancer Chain Tensioner Bolt
16Balancer Chain Tensioner
17Balancer Shaft Driven Sprocket
18Balancer Shaft Sprocket Bolt
19Balancer Chain Guide Bolt
20Balancer Chain Guide
21Timing Chain Guide Bolt
22Drive Belt Tensioner
23Drive Belt Tensioner Bolt
24Engine Front Cover Bolt
25Crankshaft Front Oil Seal
26Crankshaft Balancer
27Crankshaft Balancer Bolt
28Engine Front Cover Bolt
29Engine Front Cover Bolt
30Timing Chain Tensioner Cover
31Timing Chain Tensioner Cover Bolt
32Engine Front Cover Bolt
33Engine Front Cover Bolt
34Engine Front Cover Bolt

Scheme 261

Scheme 261: Engine Identification (LCV)

Identification can be made through the use of the Engine Traceability label (1) on the engine.

Scheme 262

Scheme 262: Engine Identification (LTG)

Identification can be made through the use of the Engine Traceability label (1) on the engine.