Having problems with your Chevrolet Malibu Maxx ?

Loud engine noise, similar to an airplane.it is present at any speed. Car vibrates and does not accelerate as quickly as it used to.

Posted / edited by AnonymousUser on : 06-04-2020

Answers :

Well for the accelerator problem check for plugged cat converter, make sure engine has coolent and check\015\012thermostat/waterpump. check for short in wiring to temp gauge.check\015\012temp sending unit,if you have scan tool check for codes and correct if\015\012any...

Also for the loud noise ,assuming it doesnt appears when the engine is idle it could be a collapsed lifter. a compression test would help figgure\015\012out which cyl it is...you can find specs for this engine on the\015\012net...valve clearence is set by removing valve covers, back off rocker\015\012nut till rocker clacks, tighten nut till it stops clacking then turn a\015\012half turn slowly....hope this helps you out..

Thank you...

I need more information...
\015\012Where exactly is the sound coming from?
\015\012I will respond further...
Repair Help & Product Troubleshooting for Chevrolet Malibu Maxx

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