In some respects, former Michigan Head Coach Jim Harbaugh achieved a storybook ending in Ann Arbor. The Michigan alum led the team to its first outright national title since 1948, culminating in a flawless 15-0 season that included another victory over Ohio State.

Despite the on-field success, behind the scenes, Jim Harbaugh encountered challenges. Investigations into two scandals—a probe into alleged recruiting violations and another into an alleged sign-stealing operation—reportedly strained his relationship with Michigan Athletic Director Warde Manuel. According to a new book, this friction was a significant factor in Harbaugh’s decision to leave Michigan for the Los Angeles Chargers.

Last season was truly unparalleled in college football. Michigan enjoyed a smooth start with an easy early-season schedule, although Jim Harbaugh sat out the first three games due to self-imposed sanctions related to an investigation into improper recruiting benefits. Despite this, the team performed well.

However, on October 19, reports emerged alleging that team staffer Connor Stalions had orchestrated a sign-stealing scheme using video, which many argued was illegal. Consequently, Big Ten Commissioner Tony Petitti suspended Jim Harbaugh for the final three games of the regular season, just before a crucial road game against Penn State. Despite the setback, Michigan emerged victorious in that game and went on to defeat Ohio State a few weeks later, before Harbaugh’s return.

It seems there was significant discontent between Jim Harbaugh and Warde Manuel regarding the level of defense provided by Manuel. An excerpt from the forthcoming book, “The Price: What It Takes to Win in College Football’s Era of Chaos” by Armen Keteyian and John Talty, sheds light on just how frustrated Harbaugh became with Manuel following the Wolverines’ season.

During a two-day retreat with his wife Sarah on Coronado Island off the coast of San Diego, Jim Harbaugh confided in longtime friend Todd Anson. Harbaugh expressed his desire to stay at Michigan but voiced his belief that Warde Manuel—despite his public assurances—was not the advocate Harbaugh needed, especially in dealings with the Board of Regents. Harbaugh also vented his frustration with Big Ten Commissioner Tony Petitti, who had promised to meet with Harbaugh in Ann Arbor to discuss the conference’s actions but failed to follow through. The day after this candid conversation with Anson, Harbaugh had an initial interview with the Los Angeles Chargers. Following the interview, his stance softened. He began leaning towards accepting the NFL job if offered, toning down his criticism of Manuel and showing less interest in engaging in potential legal battles with those he perceived as adversaries. This change in attitude and tone hinted that Harbaugh’s tenure in Ann Arbor might be drawing to a close.

For Michigan fans, the situation may indeed be frustrating. It appears that with different handling, Jim Harbaugh might have accepted the $11 million per year contract offer and remained in Ann Arbor. It’s worrisome when your head coach lacks confidence in your athletic director, as it can impact team morale and stability.

It’s possible that Jim Harbaugh may have left regardless of the situation with the athletic director. He had been entertaining NFL opportunities for three consecutive offseasons, and the offer from the Chargers—a reported $16 million per year for five years—was enticing. Additionally, the prospect of working with a talented team and a proven franchise quarterback like Justin Herbert could have further influenced his decision to leave Michigan.

Indeed, if the new Wolverine coach, Sherrone Moore, fails to maintain the program at the high standard set by Jim Harbaugh, Michigan fans may find themselves contemplating what could have been if Harbaugh had stayed. The success and legacy he built during his tenure will undoubtedly cast a long shadow over any subsequent coach.