An issue has been identified with the third-generation GMC Acadia powered by the turbocharged 2.5L I4 LK0 engine. The problem is low or erratic oil pressure at idle in some models. Luckily, a fix is ...
Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet stability is not luck, it is the result of sensors, valves, and software working ...