Chrysler & Jeep Cooling System & HVAC Service
Every car make has its quirks, and Chrysler and Jeep vehicles are no exception. In researching this article, we found several examples of heater problems in these vehicles that seem to be fairly common. On 2001 and 2002 Sebring Sedan, Sebring Convertible and Stratus Sedan, plus 1993 to 2002 Chrysler Concorde, LHS, New Yorker and
CAFs: Searching for Hidden Services
They call it the “hidden filter” because many motorists don’t realize their vehicles have separate air filters for the passenger compartments. Cabin air filters first appeared back in the mid-1980s. The earliest applications were on Audi and other European makes. Today, about 80% of all new import and domestic vehicles have a cabin air filter
Flashing Signals / Reprogramming PCMs
You don’t have to be Microsoft A+ certified to flash reprogram automotive PCMs, but the process requires a certain amount of know-how as well as special tools and access to the latest OEM software upgrades (which are not free!). What’s more, it’s not a risk-free endeavor. Certain precautions must be undertaken before you begin, and
Nissan Tech Tip: Pleasant Surprise – Plugging Head Leak
Any technician who has worked extensively with Asian-made vehicles has more than a casual acquaintance with head gasket replacements. It comes as no surprise that when you put an aluminum head on a cast iron block, the different expansion rates of the two metals will eventually weaken the head gasket.
Diagnostic Solutions: Cooling Fan Failure Diagnosis
Cooling fan operation is often taken for granted by many technicians because testing a cooling fan requires at least 15 minutes of fast idling or running until the coolant temperature reaches 220-230° F. If the cooling fan doesn’t activate, a coolant temperature sensor, fan relay, fan electrical circuit or the fan itself may be at
Technicians’ Top 5 Favorite Tools & Equipment
Adnan “Ed” Anwar, president/master technician Checkered Flag Automotive Lacey, WA I own Checkered Flag Automotive with my wife Mary. I’ve been fixing vehicles since 1982. I’m a certified master technician, CM HDT, Auto L1, PSI and CNG. We have owned the business since 1998 and purchased the shop and land in 2005. Checkered Flag has
Tech Tip: Rough Idle on 1990-’92 Cadillacs
Some 1990-’92 DeVilles, Fleetwoods, Eldorados and Sevilles may experience an intermittent rough idle condition. To determine the cause of this condition, use the diagnotic procedure detailed in the following tech tip.
Tech Tip: Toyota Avalon’s Clutch Won’t Engage
If the A/C clutch on a 1995-’99 Toyota Avalon 3.0L won’t engage and the A/C switch light is flashing, the A/C amplifier senses a difference in engine speed and A/C compressor speed because of a fault in the system. This causes the amplifier to shut off the compressor and flashes the A/C light.
RTI Offers Tips to Keep Your Refrigerant Recycling Machine in Tip-Top Condition
There’s nothing worse than having customers wanting service and your refrigerant recycling machine is not operating. The following are suggestions to keep your recycling machine in tip-top condition and ready to make money for your shop.
Tech Tip: Pleasant Surprise – Plugging Nissan Head Leak
Any technician who has worked extensively with Asian-made vehicles has more than a casual acquaintance with head gasket replacements. It comes as no surprise that when you put an aluminum head on a cast iron block, the different expansion rates of the two metals will eventually weaken the head gasket.