[Grizz1963]

You can plug that vin (1Gcdm15z4mb143790) into a vin decoder, like here:

[URL unfurl="true"]https://vpic.nhtsa.dot.gov/decoder/Decoder[/URL]

And see some info:
Engine Engine Configuration V-Shaped
General Plant Country UNITED STATES (USA)
General Vehicle Type TRUCK
Engine Fuel Delivery / Fuel Injection Type Throttle Body Fuel Injection (TBI)
General Series Small Van
General Plant Company Name NA - Truck Platform
General Plant State MARYLAND
Mechanical / Brake Brake System Type Hydraulic
General Manufacturer Name GENERAL MOTORS LLC
Engine Fuel Type - Primary Gasoline
Engine Engine Manufacturer CPC
Exterior / Dimension Gross Vehicle Weight Rating From Class 1D: 5,001 - 6,000 lb (2,268 - 2,722 kg)
General Make CHEVROLET
Exterior / Body Body Class Cargo Van
General Plant City BALTIMORE
General Model Astro Van
Engine Other Engine Info 90 Degree
Engine Engine Number of Cylinders 6
Mechanical / Drivetrain Drive Type 4x2
Engine Displacement (CC) 4300.0
Engine Displacement (L) 4.3
Engine Displacement (CI) 262.40209960734
Vehicle Descriptor 1GCDM15Z*MB
General Model Year 1991
General Trim2 1/2 ton nominal




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