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How To Test for a Blown Head Gasket

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Blown Head Gasket Testing Nissan Runs Hot and overheats while driving The average cost for a Head Gasket(s) Replacement is between $1314 and $1679. Labor costs are estimated between $1270 and $1603 while parts are priced between $44 and $76.Get a personalized estimate based on your location and specific car. Estimate does not include taxes and fees. But first test and confirm that headgasket is faulty. If your 1.8L Nissan Sentra has severely overheated and doesn't start or it starts and runs but overheats (and you've already confirmed that the fan, thermostat and water pump work)... there's a good chance you've got a blown head gasket on your hands . There are 4 very simple tests that you can perform on your Nissan Sentra that will let you know if the head gasket has blown. In this tutorial, I'll show you how to perform them in a step-by-step way. To prevent an expensive, recurring problem, the integrity of the entire Nissan cooling system should be inspe...
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How To Inspect And Replace Belt Tensioner

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Serpentine Belt Tensioner Replacement Belt Tensioner Operation: This device functions as an idler pulley and is located on either the inside or outside of the accessory drive belt. Its provides the correct tension for initial belt adjustment and maintains this critical tension adjustment during vehicle operation. It can be found on conventional V-belts and the newer serpentine ribbed belts. Inspect the belt tensioner for the following conditions: Noise If the belt squeals, the tensioner force may be insufficient. Check the belt length gauge, if the length is correct, replace the tensioner. If the tensioner clatters or rattles during engine operation, there may be internal interference or wear. Replace the tensioner. If the belt chirps, you may have a worn pulley or tensioner or cracks in the tensioner bas or arm. Check the mounting bolts, if they are okay, replace the tensioner. Sticking or Seized Tensioner or Idler If the tensioner does not operate smoothly...
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How Does Power Steering Work?

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Working Of Power Steering First Inspect PowerSteering? To inspect your power steering pump: Check your pump's fluid level. Check the belt's tension. Check the seals between the pump and the pulley for leaks. Also look between the return and pressure hoses for leaks. Listen for whining or squeaking. This may indicate that the pump needs to be replaced or to have air bled from it. Check for fluid leaks on the steering gear box or on the rack and pinion. On older vehicles, check the power cylinder control valve and pressure hoses for leaks. Some vehicles have an external fluid cooler, if your vehicle has one, inspect it for leaks. There are basically two styles of vehicle steering systems, rack and pinion and worm gear box. Rack and pinion steering is one of the oldest types of steering systems and is still used today. Inside the rack body a flat rack gear moves in a linear direction driven by a circular gear called a pinion. The steering wheel is connected to the pinion g...
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