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A typical ETC system consists of three major components: (i) an accelerator pedal module (ideally with two or more independent sensors), (ii) a throttle valve that can be opened and closed by an electric motor (sometimes referred to as an electric or electronic throttle body (ETB)), and (iii) a powertrain or engine control module (PCM or ECM). [4]
The Chevrolet Tahoe Z71 also exhibited a monochromatic appearance similar to the Tahoe Limited, but instead of Onyx Black, the Tahoe Z71 was offered in either Light Pewter Metallic, Victory Red, Emerald Green Metallic, or Indigo Blue Metallic. Features of the Tahoe Z71 were similar to those of the Tahoe Limited with a few key differences to ...
An actuator is a component of a machine that produces force, torque, or displacement, when an electrical, pneumatic or hydraulic input is supplied to it in a system (called an actuating system). The effect is usually produced in a controlled way. [1] An actuator translates such an input signal into the required form of mechanical energy.
The 1500HD, introduced in 2000 for the 2001 model year, offered a Vortec 6000 V8 with 300 hp (224 kW) at 5200 rpm and 360 lb⋅ft (488 N⋅m) of torque at 4000 rpm with a Hydra-Matic 4L80-E four-speed automatic transmission. The 1500HD was only available in a crew-cab, standard-box configuration and shares several mechanical components with the ...
The result is an engine that fails to maintain idle RPM and frequently stalls. A jammed actuator may be freed simply by cleaning it. However an actuator that has stopped working due to a fault in its servomotor will need replacement. Air leaks in either the stepper housing or pipes will cause elevated idle RPM.
A Chevrolet Impala 9C1 displayed at the 2008 Chicago Auto Show. 9C1 is a production code used by Chevrolet to designate a vehicle intended for use as a police car or car-based emergency vehicle. 9C1-designated vehicles are marketed under the Police Pursuit Vehicle or Police Patrol Vehicle (PPV) nameplate.
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The LSSV is a GM-built Chevrolet Silverado 2500 HD, Chevrolet Tahoe, or Chevrolet Suburban that is powered by a Duramax 6.6-liter turbo diesel engine. As GM has periodically redesigned its civilian trucks and SUVs from 2001 to the present, LSSVs have also been updated cosmetically. [200]