MSI

How does the R134a high and low side A / C pressure chart work? R134a Pressure Gauge Chart  This chart details how ambient temperature correlates with the system refrigerant charge pressure, and how it affects high and low side psi readings. It can be used for recharging refrigerant, or to diagnose an a/c system based on pressure readings from your gauges. Where is the low side service port on an air conditioner? Every auto air conditioning system has two service ports: one on the high pressure and one on the low pressure side. When recharging with AC Avalanche refrigerant, for...

Where does the hot air from the AC come from? Hot air comes from the vents when the AC is off due to ducting “gains” (heat we are talking about). Your HVAC ducts are likely a big snake across warm components, around a heat exchanger and very close to it. Why does my air conditioner keep releasing hot air? When the AC is releasing hot air, the possible reason could be a defect in the damper. The component is in charge of the air path that goes into the cabin. Check the onboard computer if it can verify the damper’s...

Why is cylinder 7 misfiring? P0307 indicates that cylinder number 7 is experiencing misfires. A misfire occurs when an insufficient amount of fuel is burning in a cylinder. A misfire from one or more cylinders can be caused by many reasons from a faulty ignition system, fuel system, or internal engine failure. What's the performance of a 2007 Chevy Silverado? Note: This performance review was created when the 2007 Chevrolet Silverado 1500 was new. Reviewers find the Silverado 1500 to be a rugged performer with sufficient refinement for everyday cruising. What kind of performance does a Silverado 1500 have? 2007...

How do I unlock the lower column of the steering wheel? The first thing that you must do is to loosen the screws that hold the lower column of the steering wheel. After doing that, you may now press the tabs in the cover to unlock the lower part. Then, remove the column cover and set it aside. How do I unlock the steering wheel without the ignition key? If the locking is accidental, you need to make sure that you turn both the steering wheel and the ignition key simultaneously. Once you hear a clicking sound, the steering wheel...