Some Isuzu Ascender owners report experiencing issues such as check engine lights, slow movement, and multiple fault codes like P2764 and P0787, which are often linked to transmission problems. Additionally, owners have noted non-functional wipers, which may indicate a malfunctioning wiper motor or electrical system, as well as a faulty fuel gauge caused by issues with the fuel level sensor, leading to erratic readings. To effectively address these concerns, it is advisable for owners to have their vehicle diagnosed by a qualified mechanic to identify the root causes of the check engine light and fault codes, inspect the transmission system for malfunctions, and check the wiper motor and electrical components. By systematically addressing these potential issues, owners can work towards resolving the various problems affecting their Isuzu Ascender.

Some Buick LaCrosse owners report experiencing slow acceleration due to various potential issues, including clogged air filters, dirty mass air flow sensors, and clogged fuel filters. These problems can lead to sluggish starts and delayed responses when pressing the accelerator. Additionally, some owners have noted that jerking during acceleration may indicate a misfire, while reduced engine power in 2010 models can sometimes be improved by applying electric grease to the throttle body connector and gas pedal assembly electrical connectors. Furthermore, a weak battery or malfunctioning alternator may also contribute to acceleration problems. It is crucial for owners to consider these factors to effectively diagnose and resolve slow acceleration issues in their Buick LaCrosse.