What is the normal running temperature of a Pontiac Sunfire 2005 2 2L engine?
The normal operating temperature for a 2005 Pontiac Sunfire 2.2L engine is between 195°F and 220°F (90°C and 104°C). However, slightly higher or lower temperatures within a reasonable range (say, 190°F - 225°F) might still be acceptable depending on ambient temperature and driving conditions. Anything significantly outside this range warrants investigation.