EXHIBIT 4 SERVICER RESIGNATION, APPOINTMENT, ASSUMPTION AND AMENDMENT AGREEMENT MORGAN STANLEY DEAN WITTER CAPITAL I INC. TRUST 2002-AM3 THIS SERVICER RESIGNATION, APPOINTMENT, ASSUMPTION AND AMENDMENT AGREEMENT, dated as of December 1, 2004 (the...Servicer Resignation, Appointment, Assumption and Amendment Agreement • January 7th, 2005 • Morgan Stanley Dean Witter Capital I Inc Series 2002-Am3 • Asset-backed securities • New York
