Don Terrill’s Speed-Talk

I can't seem to find one one line.

I am wondering how many hours a shop might charge to replace my rusted out trans cooling lines - 2009 Trailblazer.

Any Ideas? Thanks.

TRANS ID - 700-R4, 4L60, 4L60-E, 4L65-E, 4L70-E Front,At Radiator,Both

0.9
TRANS ID - 700-R4, 4L60, 4L60-E, 4L65-E, 4L70-E Rear,At Transmission,Both,w/Skid Plate

2.3

Thanks!