LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 1994 >> Forward Control 7.4 N >> Repair and Diagnosis >> Engine Performance >> Application >> Engine/VIN Id >> Identification >> General Specifications & VIN Identification
April 5, 2026: LEMON Manuals is launched! Read the announcement.

General Specifications & VIN Identification

1994 MODEL COVERAGE

Model Body (1) Engine Engine ID Fuel System Ignition Systemn
Astro & Safari M,L 4.3L (LB4) Z TBI Magnetic
M,L 4.3l (L35) W CPI Magnetic
Blazer & Yukon K 5.7L (LO5) K TBI Magnetic
K 6.5L (L56) (4) S Turbo Diesel N/A
Lumina APV, Silhouette, & Trans Sport U 3.1L (LG6) D TBI Magnetic
U 3.8L (L27) L MFI C(3)I
Parcel/Delivery Commercial Van & Motorhome P 4.3L (LB4) Z TBI Magnetic
P 5.7L (LO5) K TBI Magnetic
P 6.5L (L57) (4) Y Diesel N/A
P 6.5L (L65) (4) F Turbo Diesel N/A
P 7.4L (L19) N TBI Magnetic
Pickup (C/K 10/35) & Sierra C,K 4.3L (LB4) Z TBI Magnetic
C,K 5.0L (LO3) H TBI Magnetic
C,K 5.7L (LO5) K TBI Magnetic
C,K 5.7L (LO5) K CNG (2) Magnetic
C,K 6.5L (L65) (4) F Turbo Diesel N/A
C,K 6.5L (L49) (3) P Diesel N/A
C,K 6.5L (L56) (4) S Turbo Diesel N/A
C,K 7.4L (L19) N TBI Magnetic
Suburban C,K 5.7L (LO5) K TBI Magnetic
C,K 6.5L (L65) (4) F Turbo Diesel N/A
C,K 7.4L (L19) N TBI Magnetic
S/T Series Blazer, Bravada, Jimmy, Pickup & Sonoma S,T 2.2L (LN2) (5) 4 MFI Magnetic
S,T 4.3L (LB4) Z TBI Magnetic
S,T 4.3L (L35) W CPI Magnetic
Van (10/35), Rally Van & Vandura G 4.3L (LB4) Z TBI Magnetic
G 5.0L (LO3) H TBI Magnetic
G 5.7L (LO5) K TBI Magnetic
G 6.5L (L49) (3) P Diesel N/A
G 6.5L (L57) (4) Y Diesel N/A
G 7.4L (L19) N TBI Magnetic
(1) Engine code is stamped on engine block. See ENGINE CODE LOCATION .
(2) Compressed natural gas, limited information available.
(3) Light Duty emissions.
(4) Heavy Duty emissions.
(5) 2WD only.
scientia non olet · About LEMON Manuals