Is it required to pull or move the 3.8 liter engine replace Harmonic Balancer on a 1995 Buick Lesabre?
No, it's generally not required to remove the engine to replace the harmonic balancer on a 1995 Buick LeSabre with a 3.8L engine. While it's a tight job, experienced mechanics can usually access and replace the balancer with the engine in the car. However, it significantly simplifies the process if you have access to specialized tools, such as a harmonic balancer puller. A shop might charge more if they need to remove the engine and then reinstall it, so it is much more common to do it in-situ.