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1990-91 Model Coverage & Identification

BODY, ENGINE, FUEL SYSTEM & IGNITION SYSTEM APPLICATIONS

Model Body Engine (1) VIN Fuel System Ignition
Astro & Safari M, L 4.3L (LB4) Z TBI Magnetic
4.3L (LU2)(2) B TBI Magnetic
Blazer & Jimmy V 5.7L (LO5) K TBI Magnetic
6.2L (LH6)(3) C Diesel N/A
6.2L (LL4)(4) J Diesel N/A
Lumina APV, Silhouette, Trans Sport U 3.1L (LG6) D TBI Magnetic
Parcel Van (P20/35) P 4.3L (LB4) Z TBI Magnetic
5.7L (LO5) K TBI Magnetic
6.2L (LH6)(3) J Diesel N/A
6.2L (LL4)(4) J Diesel N/A
7.4L (L19) N TBI Magnetic
Pickup (C/K 10/35), Sierra C, K 4.3L (LB4) Z TBI Magnetic
5.0L (LO3) H TBI Magnetic
5.7L (LO5) K TBI Magnetic
6.2L (LH6)(3) C Diesel N/A
6.2L (LL4)(4) J Diesel N/A
7.4L (L19) N TBI Magnetic
R/V 35 R, V 5.7L (LO5) K TBI Magnetic
6.2L (LH6)(3) J Diesel N/A
6.2L (LL4)(4) J Diesel N/A
7.4L (L19) N TBI Magnetic
Suburban, R/V 15/25 R, V 5.7L (LO5) K TBI Magnetic
6.2L (LH6)(3) J Diesel N/A
6.2L (LL4)(4) J Diesel N/A
7.4L (L19) N TBI Magnetic
S/T Series Blazer, Bravada, Jimmy, Pickup, Sonoma, Syclone S, T 2.5L (L38)(2) A TBI Magnetic
2.5L (LN8)(5) E TBI Magnetic
2.8L (LL2) R TBI Magnetic
4.3L (LB4) Z (6)TBI Magnetic
Van (G10/35), Rally Van, Vandura G 4.3L (LB4) Z TBI Magnetic
5.7L (LO5) K TBI Magnetic
6.2L (LH6)(3) C Diesel N/A
6.2L (LL4)(4) J Diesel N/A
7.4L (L19) N TBI Magnetic
]5.7L (L98) 8 PFI Magnetic
(1) Engine code is stamped on engine block. See ENGINE CODE LOCATION.
(2) High Output
(3) Light Duty emissions.
(4) Heavy Duty emissions.
(5) 2WD only.
(6) Port fuel injection on Syclone.