Unintended acceleration -- car accelerated rapidly. Would not slow even when driver's foot was not on the gas. Engine revved rapidly and would not return to normal idle speed.
1999 Audi A6 engine complaints
Page 2 of 2: complaints 11 to 17 of 17, newest first, as owners wrote them.
Consumer smelled a burning odor while driving. Upon inspection of vehicle they noticed that oil was leaking onto the exhaust system, and the oil pressure escalated.
Engine oil leaks. Wife (main driver of vehicle) reported strong smell of burning oil. Dealer mentioned that this is a common problem and that manufacturer has covered repair for other owners. Manufacturer declined assistance for our model year (1999 with 37,000 miles) even though they would approve a 2000 model year with up to 62,000 miles.
1999 audi a6 2.8 liter catalytic converter failed at 93,000 miles november 2003. Interior of catalytic converter is loose and rattles very loudly, the check engine light is on, meaning the the emissions component is ineffective. Dealer states out of warranty.
Engine oil leak: driver side valve cover leaks after cam seals, water pump, and timing belt replaced. Vehicle now has 95,000 miles. Valve cover gasket on that side replaced 2 times each time only lasts one week before oil leak develops. Worse leak each time.
Engine has leaks in the crank seal housing,cam seal and the transmission seal. The seals seem to fail at a high rate.
Consumer states has had an oil leak between engine and transmission for the last 3 years. Inspected by dealer who replaced head gasket, but problem reoccured. Ts
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