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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1448 (HVAC Systems - General Servicing) >> Repair Instructions >> Heater and Air Conditioning (A/C) Pipe Replacement/Repair - Auxiliary >> Tools Required >> Minimum Tube Length Required Table

Minimum Tube Length Required Table

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IMPORTANT: When sectioning the rear A/C or heater lines, ensure that the correct minimum length remains in the straight part of the line on both sides of the splice.

Follow the Straight Line Repair procedure in order to repair line damage in a straight section of line.

Follow the Line Sectioning Repair procedure in order to repair any damage in a bend area. Do not repair the rear A/C or heater lines in a bend area, replace the lines. Maintaining the original line shape will prevent vibrations and rub-through.

Heater and Air Conditioning (A/C) Pipe Replacement/Repair - Auxiliary

Tube Size Dim A Standard Installation Dim A Jaw Reversed Installation
8 mm (5/16 in) 29 mm (1 1/8 in) MIN 19-29 mm (3/4-1 1/8 in)
10 mm (3/8 in) 29 mm (1 1/8 in) MIN 19-29 mm (3/4-1 1/8 in)
13 mm (1/2 in) 29 mm (1 1/8 in) MIN 19-29 mm (3/4-1 1/8 in)
16 mm (5/8 in) 32 mm (1 1/4 in) MIN 23-32 mm (7/8-1 1/4 in)
19 mm (3/4 in) 34 mm (1 5/16 in) MIN 23-34 mm (7/8-1 5/16 in)