Heating / Cooling Archives - Page 136 of 149 - UnderhoodService
2006 Ford Explorer Pointers

Photo 2). Another change for the 4.6L in 2006 is that it no longer uses a knock sensor. Both, the 4.0L and the 4.6L use a PCM-controlled heated PCV valve. The PCV valve on the 4.0L SOHC engine is located in the back of the left valve cover, mounted horizontally, and is well hidden from

Selling Services…Fitment Blues: Solving Aftermarket Wheel Problems

Aftermarket wheel installation requires much more than just placing the wheel on the hub and tightening the lug nuts. It involves a great deal of knowledge and expertise that, admittedly, very few people have. Here is just one scenario that may help you avoid or diagnose a problem. Case Study A customer complains that his

Honda Performance Upgrades

Service & Diagnostics Call it what you want — the compact performance market, sport compact market, import scene or the tuner market — but there’s no denying the import car performance segment has grown by leaps and bounds over the past decade. According to SEMA’s 2006 Compact Performance Market Report, retail sales for this niche

Bosch Publishes 2007 Water Pump Catalog with Updated Coverage

Bosch has released its 2007 catalog (#221144) for its 100 percent new water pump program. The 2007 catalog which includes 66 new part numbers, supersedes the 2004 catalog (also #221144). The 208-page 100 percent New Water Pumps catalog covers applications for cars, trucks and vans.

Selling Services: Wheel Bearing Hub Unit Q&A

Can I use an impact wrench to remove or install a wheel bearing hub unit?

Ride Control Repairs: Keeping Your Customers’ Tires Glued to the Road

Confused about modern ride control technology? Sometimes looking back into automotive history can put such technology into a more usable framework. A good illustration is how ride control technology evolved from the simple, early-century friction shock absorber to the electronic variable-rate shocks and MacPherson struts currently being installed on late-model imports. When early automobile manufacturers

Alignment Update: Alignment Bay Neglect

Four Steps to Help You Get More Alignment Sales

Maintenance Essentials…, OBD II & Chassis Checks

All cars need maintenance. The fact is mechanical devices wear and fail in normal use, and deteriorate over time, so being able to diagnose a future failure has become a part of the automotive repair and service industry. Customers always ask how long it will be before a component will fail, and are usually not

Directions: Techs Offer Feedback on Proposed A/C Refrigerant Ban

The following comments regarding the proposed ban on the sale of automotive refrigerant to consumers (see page 32 of the May issue of Underhood Service) were e-mailed to me in the past few weeks. Most of the comments were directed toward Tom Brown and the coalition opposing such legislation. Note: Comments below may have been

GM ‘W Platform’

Preventive Maintenance and Undercar Service

Ready-To-Install Struts: Saving Time & Adding Profits

It should come as no shock that preassembled, ready-to-install struts have been a huge hit lately, not only with do-it-yourselfers, but even more so with professional technicians. The pros like them because they are much easier, faster and more profitable to install than ordinary struts. They don’t need a spring compressor to disassemble and reassemble

A/C Update: The Future of R-134a

Alternative Refrigerants Loom on the Service Horizon