Why is the oil pump on my GMC Sierra not working?
The oil pump is responsible for taking the oil from the oil pan and pumping it through your Sierra’s engine. When it begins wearing out, its ability to pump oil will be diminished. There is a screen in most oil pumps that keeps large debris from entering.
What does it mean when your brake rotor is leaking?
A slow descent of the brake pedal means that the pressure is leaking out of the master cylinder. The brakes can fail if your hydraulic system or master cylinder is leaking. Pulsation: This is the symptom of a brake rotor that has warped. It will need replacement or resurfacing.
What causes a drum brake to stop working?
The common cause of this is a broken or weak retracting spring on drum brakes, corroded or jammed caliper piston, corroded mounting pins or the bushings on a floating caliper, the drum brake self-adjusters are overextended or there is an emergency brake cable that is sticking or is frozen in place.
What causes a soft brake pedal on a Chevy?
Soft or Spongy Brake Pedal: Too much air in the system due to improper bleeding is usually the cause of this problem. However, it can also be due to fluid loss or a low fluid level. Bleed the brake lines as recommended by Chevy to fix this. You could also have a ballooning brake hose when the brakes are applied.
Are there any brake vacuum pump problems in GM cars?
October 10, 2018 — A GM brake vacuum pump lawsuit alleges Cadillac, Chevrolet and GMC vehicles have problems with the brake boosters and hard brake pedals as part of defective braking systems. Included in the proposed class-action lawsuit are all consumers who purchased or leased in California one of the following General Motors vehicles:
A slow descent of the brake pedal means that the pressure is leaking out of the master cylinder. The brakes can fail if your hydraulic system or master cylinder is leaking. Pulsation: This is the symptom of a brake rotor that has warped. It will need replacement or resurfacing.
The common cause of this is a broken or weak retracting spring on drum brakes, corroded or jammed caliper piston, corroded mounting pins or the bushings on a floating caliper, the drum brake self-adjusters are overextended or there is an emergency brake cable that is sticking or is frozen in place.
Can a vacuum pump cause hard brake pedals?
Cadillac, Chevy and GMC vehicles allegedly have vacuum pump problems that cause hard brake pedals. Cadillac, Chevy and GMC vehicles allegedly have vacuum pump problems that cause hard brake pedals.
How much oil to put in my AC compressor 1998 Chevy truck?
No, in the compressor it is 2 ounces but if you have 3 that is OK. The condenser need to be drained out if you have 3 ounces in there. Yes the compressors are filled and you need to drain them and refill with new oil. The oil can pick up moisture so if the system or the bottle is open you need to vacuum for several hours to get the moisture out.
What kind of AC compressor does a 1988 Chevy c1500 have?
1988 Chevy c1500 5.7. — AC Compressor went out. It’s the old R12 system. Needs to be converted to R134a.1. Do I need to replace the orifice tube as … read more
How to replace oil pump in Chevy Silverado?
replace the water pump gaskets and reinstall the water pump. Get that harmonic balancer back on, you might need to hammer it on to get that bolt to grab the threads inside then hammer that down with the air gun. reinstall the belts, then the radiator hoses, add the fan back on and then the shroud. refill your oil and your coolant.
How to replace GMC k1500 oil pressure switch?
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1988 Chevy c1500 5.7. — AC Compressor went out. It’s the old R12 system. Needs to be converted to R134a.1. Do I need to replace the orifice tube as … read more
No, in the compressor it is 2 ounces but if you have 3 that is OK. The condenser need to be drained out if you have 3 ounces in there. Yes the compressors are filled and you need to drain them and refill with new oil. The oil can pick up moisture so if the system or the bottle is open you need to vacuum for several hours to get the moisture out.