GM/Detroit 6.5L – RADIATOR REPLACEMENT

Remove or Disconnect (Figures 6 through 8)
1. Coolant from the radiator.
2. Upper fan shroud bolts and upper fan shroud.
3. Upper insulators and brackets.
4. Upper and lower radiator hoses.
5. Transmission fluid cooler pipes.

6. Engine oil cooler pipes.
7. Lower fan shroud bolts and lower fan shroud.
8. Overflow hose.
9. Radiator from the lower insulators and brackets.

Inspect
โ€ข All parts and connections for leaks and wear.
Replace if necessary.

Install or Connect (Figures 6 through 8)
1. Radiator on the lower insulators.
2. Overflow hose.
3. Lower fan shroud bolts and lower fan shroud.

Tighten
Bolts to 9 N.m (71 Ibs. in.).

4. Engine oil cooler pipes.

Tighten
โ€ข Fittings to 24 Nm (18 Ibs. ft.).
5. Transmission fluid cooler pipes.

Tighten
โ€ข Fittings to 26 N m (19 Ibs. ft.).
6. Upper and lower radiator hoses.
7. Upper insulators.
8. Upper fan shroud and fan shroud bolts.

Tighten
โ€ข Bolts to 9 N.m (71 Ibs. in.).
9. Coolant in the radiator.
โ€ข Leak test.