crwdns2936637:0crwdne2936637:0 crwdns2853008:0crwdne2853008:0 crwdns2918746:0crwdne2918746:0

The Mazda Capella was commonly known in markets outside Japan as the Mazda 626. The Mazda 626's sixth-generation was built on the GF platform and released in 1997 for the 1998 model year.

crwdns2934591:020crwdne2934591:0 crwdns2934593:0crwdne2934593:0

crwdns2933897:0crwdne2933897:0

How do I dismantle and change Heater Core?

When fan and heater/defroster are on, there are fumes inside auto.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 1
crwdns2934285:0crwdne2934285:0

crwdns2933313:01crwdne2933313:0

crwdns2934221:0crwdne2934221:0
crwdns2931211:0crwdne2931211:0 crwdns2931215:0crwdne2931215:0 crwdns2934225:0crwdne2934225:0
crwdns2934057:0crwdne2934057:0

crwdns2933897:0crwdne2933897:0

It is not the heater core causing the fumes.

The heaters work by using hot water from the engine, when the heater core is faulty you will normally get a puddle on the floor inside the car but no fumes.

Could there be a hole somewhere in the exhaust?

crwdns2934105:0crwdne2934105:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 2
crwdns2934285:0crwdne2934285:0

crwdns2934229:0crwdne2934229:0

Tess crwdns2934231:0crwdne2934231:0
crwdns2936625:0crwdne2936625:0:

crwdns2936751:024crwdne2936751:0 0

crwdns2936753:07crwdne2936753:0 1

crwdns2936753:030crwdne2936753:0 5

crwdns2942667:0crwdne2942667:0 512