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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Automatic Transmission - JATCO CVT) >> Description and Operation >> Transmission General Description

Transmission General Description

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.

The model has a new CVT transmission with the following features.

Feature

Item Contents
Improvement of transmission performance
  • Direct-driven hydraulic control by a linear solenoid
  • Upgrade in cooperative control with the engine (CAN communication)
Improvement of driveability The addition of an auxiliary gearbox allows top level gear ratios in the automobile industry
Improvement of fuel economy
  • Compact and lightweight pulley
  • The addition of an auxiliary gearbox allows top level gear ratios in the automobile industry
  • Wide lock-up range
  • Friction reduction (Placement of powertrain in the upper position allows reduction in fluid agitation resistance and optimization of the oil pump discharge)
  • Adoption of a ultra-flat torque converter
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