Auto Service Professional

OCT 2018

Magazine for the auto service professional

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O c t o b e r 2 018 A SP 57 T e c h n i c a l S e r v i c e B u l l e t i n s Circle 125 on Reader Service Card Further information: Everything you need when working with INA Timing Chain Kits, from Schaeffler. Whether it's product updates, technical training, or installation guides – with just a few clicks automotive professionals can quickly and conveniently find everything that they need to do the job right the first time. Every time. CADILLAC NOISES FROM BIRDLAND Some owners of 2013-2014 Cadillac XTS vehicles may com- plain about a squeak or chirp noise from the rear of the ve- hicle, noticeable at low speeds with the window open. is is caused by a squeak at the axle-to-seal interface due to lack of lubrication. Replace the le and right axle seals and lubricate the seal lip area and the inner part of the seal with clean axle lubri- cant, GM 88900401 or equivalent. Note that there are two seal designs, which are color-coded. Replace with the same color-code. P/N SEAL 20986535 Seal, differential drive, first design, black 22845699 Seal differential drive, second design, yellow FORD FORD WON'T SLOW Some 2011 F-150 trucks equipped with a 5.0L engine built at the Dear- born Truck Plant (DTP) on or before 7/27/2011; or built at the Kansas City Assembly Plant (KCAP) on or be- fore 8/8/2011, may exhibit a concern with less than desired engine braking performance during low speed coast- down maneuvers. e concern may be most noticeable in a parking lot or in stop-and-go traffic. Reprogram the PCM to the latest calibration using IDS release 74.01 or higher.

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