GENERAL SPECIFICATIONS & VIN IDENTIFICATION
| 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. | |||||
| (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. |
1994 MODEL COVERAGE
SAMPLE VIN
- 1 G T M 7 H 1 M 3 O J 5 5 6 1 2 3
- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
SAMPLE VIN DEFINITION
- 1 Indicates Nation of Origin.
- 2 Indicates Manufacturer.
- 3 Indicates Vehicle Division.
- 4 Indicates Brake System, and GVWR class.
- 5 Indicates Series.
- 6 Indicates Cab.
- 7 Indicates Chassis.
- 8 Indicates Engine Code.
- 9 Indicates Check Digit.
- 10 Indicates Model Year.
- 11 Indicates Assembly Plant.
- 12-17 Indicates Plant Sequence Number.
MODEL YEAR VIN CODE APPLICATION
| VIN Code | Model Year |
|---|---|
| M | 1992 |
| P | 1993 |
| R | 1994 |
MODEL YEAR & VIN CODE APPLICATION
ENGINE CODE LOCATION
Note. See ENGINE in 1994 MODEL COVERAGE for engine code prefix.
LB4, LO3, LO5, L19 & L35
On front of engine block, on right side above timing gear cover OR on left side of engine block, on engine-to-transmission mating flange.
L49, L56, L57 & L65
On front of engine block, right side of timing gear housing casting OR on top of engine block, near left cylinder head-to-engine block mating surface, at front OR on left side of engine block, on engine-to-transmission mating flange.
LG6 & L27
On left side of engine block, on engine-to-transmission mating flange.
See also:
• ENGINE CODE LOCATION
• 1994 MODEL COVERAGE