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Photo 2/5 | 001 Top Tech Oil Change Intervals | Oil-change intervals vary greatly based on the way a vehicle is used. Some trucks may need oil changed every 3,500 miles, while others can be driven 8,000 miles before service is necessary. For a newer vehicle, the best way to determine how frequently oil should be changed is to have a few oil analyses performed after each of the first oil changes. A good laboratory can tell you the “health” of the oil and whether or not it needs to be changed more or less frequently.
Photo 3/5 | 003 Top Tech Cold Weather Additve | Winter is a good time to start using a good fuel additive with cetane boost at every fill-up. Using quality additives will result in improved fuel burn, better economy, and more power, and they also help prevent water collection and gelling of fuel in subfreezing conditions.
Photo 4/5 | 002 Top Tech Replacement Coils | Older Dodge Rams that have sagging front coil springs will benefit from upgrading to linear-rate replacements, accompanied by performance-type shocks.
Photo 5/5 | 004 Top Tech Extended Warranty | “Extended warranties” offered by third-party providers may sound appealing, but the caveats in the fine print can make them ineffective for diesel-truck owners. Study such contracts closely, especially when buying a used pickup, and talk with local repair shops before laying out the money for the high premiums.