Service & Maintenance Archives - Page 2 of 5 - Dunn Ram Trucks

The real ways to reset a check engine light: a scan tool clear, a battery disconnect and what it costs you on a modern Ram or Jeep, and the fix that turns it off for good. Plus why clearing erases the evidence a tech needs. From a Portage la Prairie dealer.

The engine light came on and then went off on its own. Why the lamp turns itself off, why the code stays in memory where a dealer scan tool can still read it, the intermittent faults that behave this way on a Ram or Jeep, and why it is worth reading before a Manitoba winter. From a Portage la Prairie dealer.

The engine light came on a day or two after an oil change. The four things a tech checks first, in order: the fill cap and dipstick, the oil level and grade, a connector bumped during the service, and the code that was already pending. From a Portage la Prairie Ram and Jeep dealer.

Where the diagnostic port is, how to pull the codes with a basic reader, the old key cycle trick that only works on some older models, how to read a P code, and what a code can never tell you. From a Portage la Prairie Ram and Jeep dealer.

One filter protects your engine, the other protects you. What the engine air filter and the cabin air filter each do, where they sit on a Ram 1500, Ram 2500 or Grand Cherokee, how each one fails on gravel and in January, and why they are checked together but replaced on different clocks. From a Portage la Prairie dealer.

Mopar puts the cabin air filter at roughly 15,000 to 20,000 miles, and around 6,000 to 10,000 for dusty, rural or off road driving. Where it sits behind your glove box, the symptoms owners misread as a failing blower, and why one harvest can fill a filter that would last a city driver two years. From a Portage la Prairie Ram and Jeep dealer.

An intermittent fault that will not repeat is the most expensive kind of repair, and most of that cost is information the owner already had. The seven questions we ask at the desk, why a two minute phone video is worth an hour of shop time, and how to keep your visit from ending in cannot duplicate.

A code names a failed self test and a circuit. It does not name a part, and the free read at the counter cannot tell the difference. What your reader sees, what it cannot see, and three honest examples of buying the wrong part twice. From a Portage la Prairie Ram dealer.

Reading a code takes thirty seconds. Diagnosis is the work that happens after. What a diagnostic hour actually pays for, why factory tooling and service information cost a franchised store real money, and the honest answer on whether the fee gets credited. From a Portage la Prairie Ram dealer.

The oil change light is not a kilometre countdown, it is a system watching how you actually drive. What brings it on sooner, why resetting it without changing the oil is a habit worth breaking, and why the reset procedure depends on your exact vehicle. From a Portage la Prairie Ram and Jeep dealer.