Buick Lesabre owners have reported 4 problems related to engine knocking noise (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Buick Lesabre based on all problems reported for the Lesabre.
Nar 9-8-03. Minor knock noise in engine. Engine was replaced in the amount of $4200. 00 on 71000 mile vehicle.
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all problems of the 1996 Buick Lesabre
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Engine sustained damage due to oil sludging (gelling). Oil pressure was inflated,knocking sound was noticed. Penzoil 10w30 was being used at regular intervals. Dimsii ivoq entry posted after 12/12/02 cut-over to artemis----770781.
The vehicle was hard to start, consumer heard a pop noise, and the engine started to run rough. Consumer stated maybe a blown head gasket.
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all problems of the 1998 Buick Lesabre
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Vehicle would not start, there was a pop sound and vehicle started to smoke, consumer pooped the hood and vehicle caught on fire in the engine compartment, claim 38-j837-871.