1998 Chevrolet Malibu Logo
Kendra Runyon Posted on Jan 08, 2013
Answered by a Fixya Expert

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98 Chevy Malibu won't start after replacing thermostat?

I have a 98 Chevy Malibu that kept overheating , so I replaced the thermostat and was going to replace the water pump but now it won't start. My water pump ain't completly out and regardless it shouldn't stop the car from starting . Any suggestions?

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Jonah Oneal

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  • Chevrolet Master 14,092 Answers
  • Posted on Jan 12, 2013
Jonah Oneal
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Joined: Mar 17, 2009
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Replace thermostat did bleed coolant system check coolant level.because if not engine could have overheated and blowed headgaskets warp or cracked the heads check engine compression.sound like engine got too hot.

5 Related Answers

Anonymous

  • 55 Answers
  • Posted on Jan 10, 2009

SOURCE: water pump and thermostat needs replacing on my 98 malibu, $1000?

Yes, you can change it yourself and yes that is a reasonable estimate on the labor.

That being said, let me explain. The timing chain is a very important part. It controls the timing of the intake and exhaust valves opening and closing at the right time in relation to the pistons moving up and down in the cylinders. If you make a very small mistake in changing the timing chain, you will cause major engine damage. On top of that, it is not very easy to get to in the first place.

I would recommend getting a second opinion from another dealership, but if you are asking this question then I would recommend having a professional do the work. It is likely to be less expensive in the long run.

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Anonymous

  • 206 Answers
  • Posted on Apr 05, 2009

SOURCE: Replace the water pump on a 2002 Malibu

What size motor If it is a v6 most of them you are easy drian the radiator down take the pulley of the pump and you will remove the bolt and pump

Anonymous

  • 135 Answers
  • Posted on Jun 30, 2009

SOURCE: i am replacing the oil pump on a 98 chevy malibu,

take loose the motor mount bolt and jack the front of the engine up to clear the oil pump and remove the pan,.the bolt the runs thru the center of the mounts ,the easiest way ,hope this helps you, thanks robert b.

Anonymous

  • 34 Answers
  • Posted on Nov 21, 2009

SOURCE: My 2002 Chevy Malibu is overheating. I found that

If your car is equipped with a 3.1 or a 3.4 litre V6 and you have preformed all of the above listed work then I would have to say its the intake manifold gaskets. They commonly blow on these motors. Just a design flaw, nothing but replacing them when they leak can fix this. Also run a coolant pressure test on the system to check for minor things like a leak that you cant see from visual inspection. Hope this helps.

757Nate

c17hydro

Greg Bernett

  • 2993 Answers
  • Posted on Dec 01, 2009

SOURCE: Where does the flasher go on a 98 chevy malibu

Replacement The turn and hazard flashers are integrated into one flasher on these models. The flasher is located in the hazard warning switch and the hazard warning switch is located on the trim plate. Replace the flasher by unplugging the old one, removing it from the panel, and plugging in the new one.

  1. Remove the bezel from the ignition switch.
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Remove the bezel from the ignition switch

Carefully remove the instrument panel accessory trim plate.

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To remove the trim plate, use a suitable prytool to carefully apply pressure at the retaining clip points . . .

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. . . then gently pull the accessory trim plate away

Detach the electrical connector from the hazard warning switch.

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Unplug the electrical connector from the hazard warning switch . . .

Unfasten the screw securing the hazard warning switch and remove the switch.

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. . . then unfasten the screw securing the hazard warning switch and remove the switch from the vehicle


Installation is the reverse of removal.

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