General Motors Retrofit Procedures
General Motors recommends an auxiliary condenser fan for some models PN 22134515, with a fan mountin kit PN 10254709, a HPCO (high Pressure cut Out) switch PN 15981985 and a saddle clamp to mount it on PN 15985307. FILTER DRIER / ACCUMULATOR REPLACEMENT GM states that change is not mandatory or covered under warranty. ...