About Chevrolet G20
Being a part of the long-existing and exceptional Chevrolet G-Series, Chevrolet G20 was produced by an American multinational corporation General Motors Company's automobile Chevrolet Division between 1964 and 1995 as a van. Originally introduced as the replacement for Chevrolet Corvair Greenbrier sports wagon, G20 was very popular with all different kinds of trades, from plumbers to caterers. But still after being manufactured through three generations, G20 along with the whole G-Series was replaced by the Chevrolet Express.
The second-generation Chevrolet G20 was produced from 1967 to 1970 and debuted as a redesigned model. Its doghouse was lengthened, widened and slightly relocated in order to fit an option Chevrolet Small-Block engine. Engine cooling was also improved with the addition of an optional larger cross-flow type radiator and a redesigned front which include a low-profile tunnel allowing more fresh air to the radiator. During this generation, G20 was available only on the 108-inch long wheelbase and was powered by engines ranging from 3.8 L I6 rated at 140 hp to 5.7 L V8 producing 255 horsepower. And engines were mated to 3-speed automatic and 4-speed manual transmissions. The last-generation G20 got a Surveyor line of class B motorhomes. Back then, G20 got power from 4.1 L I6 rated at 125 hp and 235 lb-ft of torque, 5.7 L V8 producing 190-210 hp and 300 pound-feet of torque, and 6.2 L and 6.5 L diesel V8 engines. And these engines sent power through 3-speed, 4-speed automatic and 4-speed manual transmissions.
Chevrolet G20 Common Problems & Maintenance Tips
Compared to G10, Chevrolet G20 is more popular due to its low cost of upkeep, size and options. But considering the youngest G20 is at least twenty-two years old, you should be aware of these common problems will emerge on it:
First, for Chevrolet G20 drivers, they want to meet engine failure the least as they known once the engine has something wrong, the vehicle is on the verge of breaking down. The best and correct way for you to prevent the worst result is to diagnose and solve this issue as early as possible. Fortunately, some experienced kind G20 drivers concluded some recognizable and simple symptoms of this problem. First of all, an odor of fuel may fill the car; you may also hear a whining noise coming from the engine or see leaking coolant on the ground. Gradually, you could notice a decrease in engine performance and once the engine keeps at a high operation temperature, all only get worse. It will run roughly, misfire, stall or even have problem in starting and have bad fuel economy. Therefore, you should keep a close eye on the working condition of G20 fuel injector, head gasket, fuel pump, intake manifold gasket and water pump.
Second, on Chevrolet G20, braking and transmission failures are also very tricky to handle with. The significance of braking system is well-known enough and you need to be careful the noisy and poorly responded brakes as well as pulsating brake pedal. Sometime, the brake fluids may be also on the ground to warn you of inspecting the G20 brake disc, brake pad, brake caliper and brake line. As for transmission failure, paying more attention to the G20 shift cable, valve body and automatic transmission shifter is enough.
Moreover, performing routine maintenance on vulnerable auto parts on Chevrolet G20 is also a very effective way to keep you away from fatal accidents. On your G20, some auto parts are very vital in creating safe and comfortable driving environment but they are also made of vulnerable materials and work always under harsh conditions. Thus, please add windshield wiper, wiper blade, emblem, door striker, fan shroud, seat belt, headlight, fog light and cabin air filter on your routine maintenance list.
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