Issue link: https://read.dmtmag.com/i/59415
contents 4 ONLINE: How-to e-books from and 6 PULSE: The art of griping 22 DOLLARS & SENSE: Tax prep tips 47 MARKETPLACE: Brake-stroke indicators, trailer lighting, Volvo powertrain 54 FLEET FOCUS: Crete Carrier wins Kellogg award 80 SPEAKOUT: Biggest problem owner- operators face? COVER: Illustration by Kenneth Stubbs april 2012 | vol. 52 | no. 4 8 A celebrity Mack rises from rust. 8 Skylights for a big rig. 10 GAUGES: Truckers aren't only sleepy drivers. 12 CHANNEL 19: Courage on the mountain. 14 TRUCK GALLERY: A gold mine. 16 Severson wins Ram pickup 16 Three states enter toll program 18 FMCSA wants survey omitt ed 20 Owner-operator status challenged 2 OVERDRIVE APRIL 2012 28 24 32 34 COVER STORY: Extra muscle Reprogramming your engine's electronic control module can add power and cut fuel use, but beware of the risks. Sunco's finest Jimmy McSwain does his own weekly accounting and follows other good practices to continue 34 successful years of trucking. On the prowl Caterpillar's new truck, powered by Navistar, looks modern and can tackle any terrain. Extend oil life Lower your oil costs per mile by taking advantage of preventive maintenance and efficient operation. SEVERE SERVICE 39 40 44 Another epic Lewis and Clark journey It took four years of planning and execution to move two barrel-shaped coke drums 700 miles. Before and after DPF Benefit greatly from a well- working engine by keeping your filters cleaned regularly. Equipment & news Engine options for Freightliners; tires; rugged tablet. DEP AR TMENT S FEA R O A TTR AD C A SIDE TIONS TURE S L OGBOOK Cust Ov er Rigs driv e om