One problem related to check engine light on has been reported for the 2005 Buick Rainier. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Buick Rainier based on all problems reported for the 2005 Rainier.
The contact owns a 2005 Buick Rainier. The contact stated the check engine warning light remained illuminated on the console. The dealer advised that the engine heads had failed and would need to be replaced. The contact stated he was unable to pass emissions due to the failure. The vehicle was not repaired. The failure mileage was 68,000 and the current mileage 70,000.
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