The 2.0-liter Great Wall GW4D20M diesel engine has been produced in China only since 2019 and is installed in the Poer pickup truck, known in other countries as Pao, Cannon or Ute. In some markets, the power of this motor is specifically reduced to a tax-friendly 150 hp.
Own diesel engines: GW4D20, GW4D20B, GW4D20D, GW4D20T, GW4D20M.
Specifications
| Production years | since 2019 |
| Displacement, cc | 1996 |
| Fuel system | Common Rail |
| Power output, hp | 150 – 160 |
| Torque output, Nm | 400 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 83.1 |
| Piston stroke, mm | 92 |
| Compression ratio | 16.3 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | yes |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 5.5 |
| Fuel type | diesel |
| Euro standards | EURO 5/6 |
| Fuel consumption, L/100 km (for Great Wall Poer 2021) — city — highway — combined |
10.9 8.7 9.5 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 210 (with attachments) |
The engine was installed on:
- Great Wall Poer since 2019.
Disadvantages of the Great Wall GW4D20M engine
- While the owners do not scold the motor, no complaints about serious malfunctions have been found;
- The Delphi fuel system does not tolerate bad fuel and it is better not to save;
- The Chinese forums describe cases of warranty replacement of the booster pump;
- As in all modern diesel engines, the intake manifold and EGR are quickly contaminated here.
