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1992 Chevrolet Safari Van 4.3L Misfire, MIL Lamp on
Posted to GM Driveability on 11/23/1999

Hi Group, Hope someone can help with this problem. Have intermittent code 43. Customer says happens once per day. SES light comes on after first 15 minutes of driving and under medium to heavy load. Found code 43. Checked base timing, cleared code and rete...

 
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car Vehicle Data

1992 Chevrolet Safari Van

VIN 1GKEL19ZXN
Engine4.3 L / 6 cyl
EmissionsOBD 1
SymptomsMisfire, MIL Lamp On
OccursUnder Load, Intermittently
Misc.Heavy Spark Knock

Trouble Codes

43ESC Problem. SES light on until key is cycled
Message Closed

car Vehicle Data

1992 Chevrolet Safari Van

VIN 1GKEL19ZXN
Engine4.3 L / 6 cyl
EmissionsOBD 1
SymptomsMisfire, MIL Lamp On
OccursUnder Load, Intermittently
Misc.Heavy Spark Knock

Trouble Codes

43ESC Problem. SES light on until key is cycled