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Cadillac Repair/error codes on 1989 seville 4.5
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Question
what do error codes b441 and b448 mean? how do i clear codes?
how do i get my radiator cooling fan to turn on so my car wont overheat , the fan never turns on
B441 = Cooling fan problem.
B448 = Very low A/C freon amount in system.
You will need several pictures and simple test procedures in order to fix this problem.
Since this website here only allows 1 picture you will need to e-mail your question to:
onlineautohelp@msn.com
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Questioner's Rating
| Rating(1-10) | Knowledgeability = 10 | Clarity of Response = 8 | Politeness = 10 |
| Comment | QUICK RESPONSE CODES CORRECT THANK YOU | ||
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autohelp
Expertise
On hands professional expertise in all aspects of Cadillac diagnostics and repair mid 1970`s thru 2000 year vehicles. GM certified in electronic fuel injection, Automatic transmission, Heating and A/C, and onboard vehicle computer diagnostics.
Experience
Held over 15 GM certifications prior to retirement in 1989.
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Prior to retirement held several ASE certifications, numerous Factory certifications.
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