ECM Interchange

By John Guynn ( John.Guynn@telescan.com )

According to a 1980-1989 Hollander Manual, the following ECMs interchange:

1227165 (less PROM)

• 1987-90 Astro/Safari Van with 2.5L 4 cylinder
• 1987-88 Blazer S10/Jimmy S15 with 2.5L 4 cylinder
• 1991 BlazerS10/Jimmy S15 with 4.3L 6 cylinder (with 1227165 ECM)
• 1991 Bravada (with 1227165 ECM)
• 1987 Camaro/Firebird with 5.7L 8 cylinder
• 1988 Camaro/Firebird with 5.0L 8 cylinder with MFI
• 1988 Camaro/Firebird with 5.7L 8 cylinder
• 1986-87 Camaro/Firebird with 5.0L 8 cylinder with EFI
• 1989 Camaro/Firebird with 5.0L 8 cylinder with MFI
• 1986 Cavalier/Cimarron with 2.0L 4 cylinder and manual trans
• 1989 Camaro/Firebird with 5.7L 8 cylinder
• 1986 Firenza/Skyhawk/Sunbird with 2.0L 4 cylinder and manual trans
• 1986-89 Corvette
• 1987-91 S10/S15/Sonoma with 2.5L 4 cylinder
• 1991 S10/S15/Sonoma with 4.3L 6 cylinder (with 1227165 ECM)

1227730/16196344/16198262 (less PROM)

• 1987-89 6000/Beretta with 2.8L 6 cylinder
• 1989-91 6000/Beretta with 3.1L 6 cylinder
• 1987 Beretta/Cavalier/Corsica/Tempest
• 1988 Beretta/Corsica/Tempest with 2.0L 4 cylinder (thru VIN 500,000)
• 1990-92 Camaro/Firebird with 3.1L 6 cylinder
• 1990-92 Camaro/Firebird with 5.0L 8 cylinder with MFI
• 1990-92 Camaro/Firebird with 5.7L 8 cylinder
• 1988-89 Cavalier/Corsica/Tempest with 2.8L 6 cylinder
• 1990-93 Cavalier/Corsica with 3.1L 6 cylinder
• 1987-89 Celebrity/Ciera with 2.8L 6 cylinder
• 1990 Celebrity with 3.1L 6 cylinder
• 1987-88 Century with 2.8L 6 cylinder
• 1987-88 Cimarron
• 1987 Firenza with 2.0L 4 cylinder without OHC
• 1987 Firenza with 2.8L 6 cylinder
• 1987 Skyhawk with 2.0L 4 cylinder without Turbo, without OHC
• 1991-93 Sunbird with 3.1L 6 cylinder
• 1990-91 Tempest with 3.1L 6 cylinder

Keep in mind this information came from a Hollander manual copywrite 1998 ADP Claims Solutions Group, INC. and is used with no prior permisson from them.