starter，0001192091，25204436，55514718，111100100000X，914778233，1119240000008544，0001192622，for Chevrolet

Installation Steps

Preparation Work

1. Verify that the model and specifications of the new starter motor are compatible with the vehicle. Ensure the 12V voltage and 1.2KW power match the Chevrolet model, with no external damage and all components intact.

2. Prepare tools: socket wrench, torque wrench, screwdriver, cleaning cloth, compressed air, grease (suitable for transmission components), anti-seize compound, etc.

3. Turn off the vehicle engine, engage the parking brake, shift an automatic transmission to the P (Park) position, shift a manual transmission to the neutral position, and chock the wheels.

4. Power-off operation: Disconnect the negative battery cable to prevent short circuits and accidental starting. Secure the cable end properly to avoid accidental contact.

5. Clean the mounting surface: Remove dirt, oil, and rust from the mounting position at the junction of the engine and transmission to ensure a flat and clean mating surface.

Positioning and Installing the Starter Motor

1. Place the new starter motor in the mounting position, align it with the mounting holes, manually insert the fixing bolts, and perform initial alignment.

2. Gradually tighten the bolts in sequence to the specified torque (torque values vary by model; the typical torque for Chevrolet starter motor fixing bolts is approximately 25-35 N·m; refer to the vehicle-specific service manual for details). Tighten the bolts in a crisscross and symmetrical pattern to avoid uneven stress.

Connecting the Electrical Circuits

1. First, connect the control wire connector to the starter motor, ensuring the connector is fully engaged and secure without looseness.

2. Then, connect the power cable. Clean the power cable connector, apply conductive paste to ensure good contact and prevent virtual connections, and tighten the nut.

Restoring Power Supply and Conducting Tests

1. Reconnect the negative battery cable.

2. Turn off all electrical devices in the vehicle, turn the ignition switch, test the operation of the starter motor, check for abnormal noise and vibration, and ensure smooth starting.

Precautions

Electrical Safety Precautions

1. Mandatory power-off operation

• Before installation, the negative battery cable must be disconnected. Wrap the cable end with insulating tape or move it away from the terminal to prevent accidental contact and power-on.

• It is prohibited to connect or disconnect the starter motor circuits when the ignition switch is in the ON/START position to avoid burning the starter motor solenoid switch or the vehicle ECU.

2. Specifications for circuit connection

• The power cable (thick wire) and control wire (thin wire) must be connected to the designated terminals of the starter motor. Reversing the connections is strictly prohibited, as this will directly burn out the solenoid switch coil.

• Before tightening the terminal nuts, use sandpaper to polish the oxide layer on the terminals and cable connectors, and apply conductive paste to reduce contact resistance and prevent heating and burning.

• Secure the cable connectors with lock washers. After tightening, pull the cables to confirm there is no looseness, preventing virtual connections and sparking caused by vibration.

3. Safety requirements for testing

• When conducting the first power-on test, turn off all electrical devices in the vehicle (air conditioning, lights, audio, etc.) to avoid voltage drop caused by large current surges.

• If the starter motor produces abnormal noise or fails to rotate during testing, immediately power off and troubleshoot. Prolonged forced starting is prohibited.

I. Electrical Safety Precautions

Mandatory Power-Off Operation

1. Before installation, the negative battery cable must be disconnected, and the cable end should be wrapped with insulating tape or moved away from the terminal to prevent accidental contact and power-on.

2. It is prohibited to connect or disconnect the starter motor circuits when the ignition switch is in the ON/START position, so as to avoid burning the starter motor solenoid switch or the vehicle ECU.

Circuit Connection Specifications

1. The power cable (thick wire) and control wire (thin wire) must be connected to the designated terminals of the starter motor. Reversing the connections is strictly prohibited, as this will directly burn out the solenoid switch coil.

2. Before tightening the terminal nuts, use sandpaper to polish the oxide layer on the terminals and cable connectors, and apply conductive paste to reduce contact resistance and prevent heating and burning.

3. The cable connectors should be fixed with lock washers. After tightening, pull the cables to confirm there is no looseness, avoiding virtual connections and sparking caused by vibration.

Test Safety Requirements

1. During the first power-on test, turn off all electrical devices in the vehicle (air conditioning, lights, audio, etc.) to avoid voltage drop caused by large current surges.

2. If the starter motor produces abnormal noise or fails to rotate during testing, immediately power off and troubleshoot. Prolonged forced starting is prohibited.

II. Mechanical Installation Precautions

Mounting Surface Pretreatment

1. Thoroughly clean oil, rust, and debris from the mating surface of the engine and transmission. Compressed air can be used to blow out the mounting holes to ensure a flat mating surface without gaps.

2. If the threads in the mounting holes are damaged, the threads must be repaired first. Forcing bolts into damaged threads to cause thread stripping is prohibited.

Torque Control Requirements

1. The fixing bolts should be gradually tightened in a crisscross and symmetrical sequence. The final torque must comply with the standards specified in the vehicle service manual (the common torque for Chevrolet models is 25-35 N·m; refer to the corresponding vehicle manual for details).

2. It is prohibited to use an extension wrench to overtighten violently, which may deform the starter motor housing or break the threads. Insufficient torque is also not allowed, as it may cause vibration, abnormal noise during operation, or even bolt loosening.

Component Protection Taboos

1. When transporting and installing the starter motor, do not lift it by the solenoid switch or terminals. Instead, support the housing to prevent internal component displacement or terminal breakage.

2. References：

I. Core Authoritative Sources (Original Equipment Manufacturer and National Standards)

Chevrolet Original Service Manual (Model-Specific Volumes)

• Source Type: Official technical documentation from the vehicle manufacturer, such as the Chevrolet Service Manual (applicable to specific models including Cruze, Malibu, Trax, etc.).

• Core Basis: Torque values for starter motor mounting bolts (typically 25-35 N·m), circuit terminal definitions, installation sequence, and electrical safety operation specifications (e.g., power disconnection requirements, wiring order).

• Access Channels: GM Global A (General Motors Global Technical System), authorized dealer after-sales systems, and official electronic service manual platforms.

National Standard "Technical Conditions for Automotive Starter System Repair" (GB/T 12732-2019)

• Issuing Authority: State Administration for Market Regulation and Standardization Administration of the People's Republic of China.

• Core Basis: Requirements for cleaning the starter motor mounting surface, thread repair, torque control, no-load/vehicle test specifications, and electrical connection and insulation standards.

• Access Channels: National Standards Full-Text Public System and China Automotive Technology and Research Center Database.

General Motors Global Service Information System (GM WIS/ShopKey)

• Source Type: General Motors' globally unified service information system.

• Core Basis: Fastener Caution, solenoid switch wiring error prevention, drive gear and flywheel ring gear mesh clearance inspection, and hot engine test procedures.

• Access Channels: Internal systems of GM-authorized service stations and compliant third-party service data platforms.

II. Industry and Technical Specification Sources

Automotive Service Industry Standard "Starter System Repair Operation Specifications"

• Issuing Authority: China Automotive Maintenance and Repair Trade Association (CAMRA).

• Core Basis: Power disconnection operation procedures, terminal cleaning and conductive paste application, cross-symmetrical bolt tightening, and operational taboos such as prohibiting forced installation.

• Access Channels: Trade association official website and automotive service technical journals.

International Aftermarket Parts Installation Guides (Holley, JEGS, etc.)

• Source Type: Technical documentation from well-known aftermarket parts manufacturers (e.g., Holley 51300BG/51305BG starter motor installation instructions).

• Core Basis: Mounting surface pretreatment, drive gear and ring gear clearance inspection (0.060"-0.140"), and test safety specifications (single start ≤ 3 seconds, interval ≥ 10 seconds).

• Access Channels: Manufacturers' official website technical support pages and product included manuals.