Should you BUY this custom 2020 Chevy Tahoe or WAIT for the 2021 redesign?

2021 Chevrolet Tahoe and Suburban Video Review
2021 Chevy Tahoe Review: Chevrolet's Big SUV Redesigned for 2021
Chevrolet Tahoe 4WD LTZ on Everyman Driver (Off-Road Test)
Reinventing The SUV | 2021 Chevrolet Tahoe and Suburban
Suspension Info: 
Four-Wheel Independent Suspension
Climate Control: 
yes
ABS: 
yes
Wheel size: 
22 X 9.0 In.
Navigation: 
yes
Engine type: 
Flexible-fuel vehicle (FFV)
Rear View Camera: 
yes
Horsepower: 
355hp
at 5 600rpm
Engine Size/Displacement: 
5.30L

Also called:

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