Operation CHARM: Car repair manuals for everyone.
Home >> Buick >> 1984 >> Electra V6-260 4.3L DSL >> Repair and Diagnosis >> Heating and Air Conditioning >> Heater Core >> Service and Repair >> With Air Conditioning
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

With Air Conditioning

Fig. 18 Heater core & blower motor (w/air conditioning). 88, 98 & Custom Cruiser:






REMOVE
1. Disconnect battery ground cable.
2. Disconnect blower resistor and blower motor wiring.
3. Disconnect A/C wiring, then heater core ground strap.
4. Remove right half of hood seal, then seven screws attaching air inlet screen. Remove screen.
5. Remove five bolts attaching case to dash, nine upper to lower case attaching screws around flange and two upper to lower case attaching screws located inside plenum.
6. Remove upper case by lifting straight up, then off.
7. Remove accumulator bracket, then lift evaporator out of case.
8. Remove heater hoses, then lift heater core out of case.

INSTALL
1. Reverse procedure to install. Replace sealer as necessary during installation to prevent air and water leaks.


pro multis · About Operation CHARM