And that means the family sedan may need a few repairs along the way. A University of Michigan study predicts the cost of some new cars and trucks will jump 20 percent by the year 2000. Experts say people will continue to keep their cars longer, and data from the American Automobile Manufacturers Association supports this claim. Alternator Loose wiring can make your alternator appear defective. Make sure the technician checks for loose connections and performs an output test before replacing it.
Battery Corroded or loose battery terminals can make the battery appear dead or defective.
Starter What appears to be a defective starter may actually be a dead battery or poor connection. A loud rumbling noise under your vehicle indicates the need for a new muffler or exhaust pipe. Quality replacement parts obviously cost more, but may be worth the additional expense down the road. For this reason, always consider using quality replacement parts. Make sure you understand exactly what the warranty covers, because many exhaust system warranties have exceptions and limitations.