1996 chevy lumina has a code po300 and po108 need help repairing the problems

1996 CHEVROLET LUMINA
113,000 MILES
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ATEAM TAXI
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  • 3 POSTS
car was recently had cylinder heads refaced and valve check and replace head gasket ..however the motor is starting not overheating but dies instantly.. sounds like a desiel...what can we do from the trouble codes
Nov 19, 2011 at 9:42 PM
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RIVERMIKERAT
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  • 6,106 POSTS
P0300 is engine misfire detected. Determine which spark plug isn't firing properly.

P0108 is MAP voltage high.
Nov 19, 2011 at 9:53 PM
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