Quality of Hoses: Use high-quality, automotive-grade air conditioning hoses that are designed for the specific requirements of bus air conditioning systems. Quality hoses will have better resistance to pressure, temperature, and refrigerant chemicals.

Tightening Torque: Follow the manufacturer's recommended torque specifications when tightening fittings and connections. Over-tightening can damage threads or cause leaks, while under-tightening can result in loose connections.

1. First, you will need to locate the power steering pump and the steering gear on your 98 Chevy truck. The power steering pump is usually located near the front of the engine, while the steering gear is typically located on the driver's side of the vehicle.

When selecting a Type E air conditioning hose, which is commonly used in automotive air conditioning systems, it's important to consider the following factors: