Radiator Cap. Buick Roadmaster 1996

For 1990-2009 cars

## Radiator Cap Recovery Reservoir Cap

### Coolant Recovery Reservoir Cap Inspection and Test

#### Tools Required

• | J 24460-01 Cooling System Tester

• | J 24460-92 Cooling System Adapter Set

1. Check for damage or debris on the inner sealing surface of the coolant recovery reservoir filler tube neck.
2. Check for damage or debris on the filler cap.
3. Clean the coolant recovery reservoir filler cap.
4. Install the cap on the male threaded adapter J 24460-194 (part of J 24460-92 ).
5. Attach adapter J 24460-194 to J 24460-01 .
6. In order to obtain the minimum holding pressure, slowly pump the J 24460-01 .

• | If the cap fails to hold 97 kPa (14 psi), replace the cap. Refer to Coolant Recovery System .

• | If a new cap is being installed, coat the cap gasket with engine coolant.