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International Automotive Technicians Network
Re: Buick Lacrosse intermittent electrical problems
Posted to Technical Discussion Forum on 1/31/2020

The locked engine is broken chains and infrequent oil changes. The electrical is a connector issue, either pin tension, or TPA or CPA issue.

If their son was born in the backseat and they absolutely have to keep keep it, get a reman engine, and then read Jam... Login to read more.