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Buick
Century
Trouble Codes
OBD1 Codes
Code 42
1989 Buick Century Shows code 42
1989 BUICK CENTURY
148,000 MILES • 6 CYL • FWD • AUTOMATIC
LCARTE4
MEMBER
3 POSTS
FOLLOW
Car shows code 42 starts then dies
Mar 10, 2010 at 5:44 PM
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BLUELIGHTNIN6
CERTIFIED EXPERT
16,542 POSTS
Code 42 : EST Ignition Circuit
Check for poor connections on the ECM wire harness. If connections are not damaged and connected properly then suspect a faulty ignition module.
Mar 10, 2010 at 7:19 PM