Chevrolet HHR owners have reported 1 problem related to timing tensioner (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Chevrolet HHR based on all problems reported for the HHR.
Defective timing chain tensioner caused chain to jump time and cause valve damage costing $2000 in repairs. Apparently tensioner was known defect but never recalled.
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all problems of the 2007 Chevrolet HHR
🔎.