Hella 358157031 Vacuum Pump

Overview of the Hella Electric Vacuum Pump 358157031

The Hella 358157031 electric vacuum pump is designed for emission control systems in select Cadillac and Chevrolet vehicles. This OEM-grade pump provides reliable vacuum generation essential for proper brake booster and emission system operation in models like the Camaro and CTS.

• Electric drive type powered by a 12 VDC motor
• Steel and aluminum housing for durability and heat resistance
• Includes mounting hardware for secure installation
• Equipped with a relief valve and damping for controlled vacuum output
• Blade pin terminals with a female rectangular connector, 2-pin configuration
• Single port design optimized for vacuum system integration

Hella Brand Line and Product Quality

The Hella brand line is known for producing high-quality automotive components that meet OEM specifications. This vacuum pump is part of Hella's emission control vacuum system lineup, engineered to maintain system integrity and performance. The use of steel and aluminum materials ensures longevity and resistance to wear, aligning with Hella's standards for durability and reliability.

Detailed Product Description

The Hella 358157031 vacuum pump operates electrically, driven by a 12 VDC motor, eliminating the need for engine-driven vacuum sources. Its steel and aluminum housing provides a robust structure capable of withstanding the thermal and mechanical stresses typical in engine compartments. The pump features a single vacuum port and includes a relief valve to prevent over-pressurization, enhancing system safety. The electrical connection uses a female rectangular connector with two blade pin terminals, facilitating straightforward integration with the vehicle's wiring harness. Additionally, the pump incorporates damping to reduce noise and vibration during operation.

Applications and Problem Solving

• Restores vacuum pressure for brake booster assistance in Cadillac CTS and Chevrolet Camaro models
• Supports emission control systems requiring consistent vacuum supply
• Replaces faulty or worn electric vacuum pumps causing brake pedal hardness or emission faults
• Addresses vacuum leaks or pump failures that trigger engine warning lights
• Ensures proper operation of vacuum-operated components in emission control systems

Installation Notes and Tips

Installation of the Hella 358157031 vacuum pump should be performed by qualified personnel due to the electrical connections and integration with the vehicle’s emission and brake systems. Ensure the mounting hardware is securely fastened to prevent vibration-related issues. Verify the correct orientation of the vacuum port and electrical connector to match the vehicle’s specifications. Check all electrical connections for proper fit and secure locking to avoid intermittent operation.

Quality Assurance and Warranty

This Hella vacuum pump meets OEM grade standards, ensuring compatibility and performance consistent with factory-installed components. While specific warranty details are not provided here, Hella products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Using this pump helps maintain the integrity of your Cadillac or Chevrolet’s emission and vacuum systems.