The car engine computer is the core part of electronic controlled cars nowadays, and its functions can be simply put as two: 1. receiving signals from various sensors and calculating corresponding data; 2. Control the fuel injection, ignition, and idle intake of the car engine based on the calculated data to ensure the normal operation of the engine and minimize engine emission pollution. 3. If the engine computer board is damaged, the following situations may occur: 1. The engine malfunction light is on, but then catches fire and the vehicle shakes; 2. The car is difficult to start, with no ignition or fuel injection, and internal program disorder. There are many symptoms of the engine computer board being broken, with minor ones being the engine malfunction light coming on and then catching fire. The vehicle shakes, making it difficult to start. In severe cases, the vehicle may be unable to start, with no ignition or fuel injection, and internal program disorder)
1. Use a T20 screwdriver to disassemble the screen and a 10mm hexagonal socket to disassemble the brake light. 2. Use a plastic pry bar to disassemble the panel, pry the pry bar firmly to loosen it, and unscrew the four screws of the host using t20. 3. Use t20 to unscrew the four screws around the host and pull them out, connecting three wires to the back. 4. Use a 10mm socket to disassemble three reversing lights, and the power of the rear camera is also connected to the black negative wire and the white green positive wire of this light
GMC Business Star is a luxury business wagon designed solely for business people. The wide front face and four high gravity wheels of the car are all chrome plated and sprayed, shining brightly in the sunlight, presenting a luxurious and atmospheric pure American style that has caught the eye. The GMC global manufacturer logo is applicable to high-quality Chinese manufacturers with export strength in various industries. The standard for this logo is developed based on the collection and analysis of global professional buyer opinions., GMC Business Star's focus on safety far exceeds that of ordinary small vehicles. The entire vehicle adopts a load-bearing reinforced beam chassis and a thickened steel plate body design, greatly improving collision resistance performance. The unique color reverse display night vision imaging system in the front cabin can provide clear rear view images at large angles 24/7, further improving the vehicle's safety performance from an active perspective.
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