🏷️ Basic Information Identification Make: Chevrolet Model: Astro Year: 1990 Generation: First Generation (VF2) 📋 Manual Details Product Information Manual Type: Service & Repair Manual Software Language: English Format: Digital (PDF Download) Licensing: Officially Licensed, OE Materials Derived Provider: RepairSurge Access Duration: 1 Year Compatibility: PC, Laptop, Smartphone, Tablet (with internet connection and web browser) ⚙️ Engine Specifications Engine 1 Engine Type: Inline-4 (Vortec) Displacement: 2.5 L (151 cu in) Fuel Delivery: Throttle Body Injection Engine 2 Engine Type: V6 (Vortec) Displacement: 4.3 L (262 cu in) Fuel Delivery: Throttle Body Injection Power Output: Approx. 160 hp @ 4000 rpm (V6) Torque Output: Approx. 230 lb-ft @ 2400 rpm (V6) 🔧 Transmission Transmission Options Type: Automatic Gears: 4-speed (4L60) Drive Type: Rear-Wheel Drive (RWD) / All-Wheel Drive (AWD) 📐 Dimensions Body Styles Wheelbase: 111.3 inches Length: 179.3 inches Width: 77.1 inches Height: 72.0 inches Curb Weight: Approx. 3,700 - 4,000 lbs (depending on configuration) 🔧 Maintenance Fluid Capacities Engine Oil Capacity: 5 Quarts (4.7 Liters) with filter (for 4.3L V6) Coolant Capacity: Approx. 15.5 Quarts (14.7 Liters) (for 4.3L V6) Transmission Fluid Capacity: Approx. 12 Quarts (11.4 Liters) (for 4L60 automatic) Service Recommendations Oil Change Interval: Every 3,000 - 7,500 miles or 6-12 months (depending on usage and oil type) Tune Up Interval: Refer to manual for specific mileage or time intervals 📄 Chassis And Suspension Front Suspension Type: Independent Front Suspension with Torsion Bars Rear Suspension Type: Solid Rear Axle with Leaf Springs Brakes Front Brakes: Vented Disc Rear Brakes: Drum 📄 Electrical System Battery Voltage: 12V Ignition System: Electronic Ignition (HEI) 📄 Towing And Payload Towing Capacity Maximum Towing Capacity: Up to 6,500 lbs (depending on engine and configuration) Payload Capacity Maximum Payload Capacity: Up to 1,800 lbs (depending on configuration)