Having problems with your 1991 Buick Century ?

My 1991 Buick century problem, well it started one day win i herd a sound rattle in my engine. Thin my car would not stay running so i check the spark plugs and they where bad. so i gave it a tune up but later it back fire so hard that it blew a hole in my muffler.so i was thinking since my car would not stay running i checked the 02 sensor,fuel pump, and fuses. Replace what was bad and still the same thing. I did some more research came across the camshaft position sensor and it was bad bu

Posted / edited by AnonymousUser on : 15-10-2018

Answers :

Man what a hard time you have had!
\015\012Before you can trouble shoot the possible bearing problem,your engine would need to be able to run.
\015\012
\015\012Your engine will run with a bad alternator for awhile with a fully charged battery. This will allow you to have someone listen to the engine and evaluate the bearing nose.
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\015\012A bearing rattle when you rev the engine up is usually a rod bearing.
\015\012A bearing rattle when you declerate is usually a main bearing.
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\015\012I hope this has been some help.
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\015\012It sounds like you might need a mechanic help you make some decisions
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\015\012Good luck
Repair Help & Product Troubleshooting for 1991 Buick Century

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