Various minor problems involve turn signal switch, sound system failure and power tailgate. Known service bulletin about timing-chain play in early models fixed under warranty by replacing all engine chains. Complaints of rattling dashboard. Many complaints of power steering making odd noises, fixed under warranty by replacing entire steering column. Dirty transmission sensors may cause "limp mode"; unrelated software update for engine and transmission also available optionally. Check of water leaking into rear-light clusters, roof headliner and under boot storage bin.