Select Your Vehicle

Back To All Articles

GM Body Style Platform Codes

May 27, 2026

Some Factory Interiors products list GM body style platform codes in the Features & Benefits section. These codes identify the shared GM platform (body architecture) a vehicle was built on. Use this guide to confirm the correct fitment for your vehicle.

For a full explanation of how Fisher Body style numbers are decoded, see our Fisher Body Style Codes guide.

Buick

A-Body — Intermediate

Model Years
Century 1973–81
Regal 1973–81
Skylark 1964–72
Special 1964–69

B-Body — Full Size

Model Years
Centurion 1971–73
Century 1953–58
Estate Wagon 1970, 1977–85
Invicta 1959–63
LeSabre 1959–85
Riviera 1977–78
Skylark 1953–54
Special 1953–58
Wildcat 1963–66, 1969–70

C-Body — Luxury Full Size

Model Years
Electra 1959–61
Electra 225 1959–84
Estate Wagon 1971–76, 1980–83
Limited 1958
Roadmaster 1953–58
Super 1953–58
Wildcat 1965–68

E-Body — Personal Luxury

Model Years
Riviera 1963–98
Regal 1982–87

H-Body

Model Years
Skyhawk 1975–80

J-Body

Model Years
Skyhawk 1982–89

N-Body

Model Years
Skyhawk 1987–97
Somerset 1985–87

X-Body

Model Years
Apollo 1973–75
Skylark 1962–63, 1975–85
Special 1961–63

Cadillac

C-Body — Luxury Full Size

Model Years
Brougham 1977–92
Calais 1965–76
DeVille 1959–84
Eldorado 1953–66
Series 60S 1953–76
Series 62 / 6200 1953–64
Series 70 1957–58

D-Body — Formal / Limousine

Model Years
Fleetwood 75 1953–76
Fleetwood Limo 1977–84
Series 6700 1953–76

E-Body — Personal Luxury

Model Years
Eldorado 1966–76, 1979–99
Seville 1986–99

K-Body

Model Years
Seville 1976–85

J-Body

Model Years
Cimarron 1982–88

Chevrolet

A-Body — Intermediate

Model Years
150 1953–60
210 1953–60
Bel Air 1953–60
Biscayne 1958–60
Chevelle 1964–77
Del Ray 1958–60
El Camino 1964–82
Impala 1958–60
Malibu 1978–82
Monte Carlo 1970–81

B-Body — Full Size

Model Years
Bel Air 1961–75
Biscayne 1953–58
Caprice 1970, 1977–85
Impala 1959–63

F-Body — Pony Car

Model Years
Camaro 1967–2003

G-Body

Model Years
El Camino 1982–87
Malibu 1982–83
Monte Carlo 1970–72, 1982–88

H-Body

Model Years
Monza 1974–80
Vega 1971–77

J-Body

Model Years
Cavalier 1982–2003

T-Body

Model Years
Chevette 1976–87

X-Body

Model Years
Chevy II / Nova 1962–79
Citation 1980–85

GMC

A-Body

Model Years
Caballero 1978–82
Sprint 1971–77

Oldsmobile

A-Body — Intermediate

Model Years
442 1968–71
Cutlass 1967–81
F-85 1964–72
Vista Cruiser 1964–73

B-Body — Full Size

Model Years
88 1954–56
Custom Cruiser 1977–90
Delmont 88 1966–68
Delta 88 1966–85
Deluxe 88 1953
Dynamic 88 1958–66
Golden Rocket 88 1957
Jetstar I 1964–65
Jetstar 88 1964–66
Starfire 1961–66
Super 88 1953–64

C-Body — Luxury Full Size

Model Years
98 1953–84
Custom Cruiser 1971–76

E-Body — Personal Luxury

Model Years
Toronado 1966–76, 1979–92

G-Body

Model Years
Cutlass 1982–88

H-Body

Model Years
Starfire 1975–80

J-Body

Model Years
Firenza 1982–88

N-Body

Model Years
Achieva 1992–98
Alero 1999–03
Calais 1985–91

X-Body

Model Years
Omega 1973–84

Y-Body

Model Years
F-85 1961–63
Jetfire 1962–63

Pontiac

A-Body — Intermediate

Model Years
Bonneville 1958–60
Catalina 1953–58
Chieftain 1953–58
GTO 1973–75, 1978–80
Grand Am 1969–81
Grand Prix 1970–81
LeMans 1964–66
Star Chief 1957–58
Super Chief 1957–58
Tempest 1964–70
Ventura 1960

B-Body — Full Size

Model Years
Bonneville 1973–82
Catalina 1961–90
Grand Prix 1962–68
Grand Ville 1973–76
Parisienne 1983–86
Safari Wagon 1961–70, 1977–82, 1987–89
Ventura 1961–62

F-Body — Pony Car

Model Years
Firebird 1967–2003

G-Body

Model Years
Bonneville 1982–87
Grand Prix 1969–72, 1982–87

H-Body

Model Years
Astre 1975–77
Sunbird 1976–80

J-Body

Model Years
J2000 1982–83
Sunbird 1984–94
Sunfire 1995–2003

N-Body

Model Years
Grand Am 1985–2003

P-Body

Model Years
Fiero 1984–88

T-Body

Model Years
T1000 1981–87

X-Body

Model Years
Ventura 1971–77
Phoenix 1978–84

Y-Body

Model Years
Tempest 1961–63

Reference data sourced from Metro Moulded body style charts and Fisher Body service manuals.