Critical wear areas and vacuum test locations: GM 10L and Ford 10R series - Transmission Digest

Critical wear areas and vacuum test locations: GM 10L and Ford 10R series

Sometimes, a diagnostic code is all you need

With ATSG having the opportunity to help shops solve problems, sometimes we get faced with some real doozies. A shop will call and give us a laundry list of DTCs, leaving us to think someone must have a bulkhead connector unplugged. We then go through the arduous task of deciding which codes prompted other codes

With ATSG having the opportunity to help shops solve problems, sometimes we get faced with some real doozies. A shop will call and give us a laundry list of DTCs, leaving us to think someone must have a bulkhead connector unplugged. We then go through the arduous task of deciding which codes prompted other codes to set—we’re actually diagnosing diagnostic codes themselves at that point. So, when an issue comes up on our help line with codes that actually tell the story, it makes for a nice change, as well as a quick pathway to a repaired vehicle.

10L80 and 10R80 pump gear differences

You may have seen an article in the August 2023 issue of Transmission Digest called “GM 10L80: A new kind of pump noise,” which goes over how the front cover housing in the 10L80 is fitted with a converter drive gear and idler gear. The idler gear drives the pump’s driven gear, and is press

Shift Pointers: What to do when the 62TE TRS tab breaks

How frustrating it is when on a hot summer day, as you go to open a nice cold can of your drink of choice, and the tab breaks off? You are outside, away from any tools to remedy the problem quickly. It now requires a MacGyver mentality looking around at the resources available to get

Going the extra mile: Proving your transmission repair suspicions

A 2003 Honda Pilot with a five-speed three-shaft transmission came into our shop with a customer concern that the vehicle had no power, and the “D” light was flashing. I first did a scan for codes to see what it came up with, and the scan tool returned four DTCs: P1298 (ELD voltage high), P0135 (H02S

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Diagnosing Ford 10R60, 10R80 and 10R140 series speed sensor issues

Ford 10-speed 10R series transmissions utilize four two-wire, Hall-effect sensors — TSS, ISSA2, ISSAB and OSS — for providing speed signals to PCM or TCM. They are supplied nine volts by a PCM or TCM and assist in the control of clutch apply/release timing that is used in determining shift quality, including TCC. Related Articles

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Sonnax introduces Smart-Tech clutch kit for GM 4L series

Sonnax has introduced a new Smart-Tech clutch kit for optimizing clutch capacity and guarding against clutch burnup in GM 4L60, 4L60-E, 4L65-E and 4L70-E transmissions. This kit (part no. 77734-01K) includes eight .067-in. BorgWarner high-energy frictions and seven .095-in. Lindered steels recommended for use with Sonnax Smart-Tech input housings. Related Articles – Force Control Industries

Sonnax introduces oversized low reverse/overdrive clutch regulator valve kit

Sonnax has introduced a new oversized low reverse/overdrive (4-5-6) clutch regulator valve kit (part no. 144740-43K) for Ford 6F35 transmissions, generations one, two and three. Related Articles – American Powertrain introduces ProTwin disc clutch for GM, Ford and Mopar – Snap-on debuts new general service tool set  – Gray Tools introduces insulated hex bit socket

Sonnax introduces heavy-duty ‘A’ clutch backing plate

Sonnax has introduced a new heavy duty “A” clutch backing plate (part no. 35577-45) for Chrysler 845RE and 850RE, and ZF 8HP45, 8HP50 and 8HP51 transmissions. Sonnax says that this plate can eliminate the flexing/bowing of the clutch pack that leads to comebacks in these transmissions, and recommends installing them in units that have not

Sonnax highlights Chrysler RFE Sure Cure kits

Sonnax highlights its Sure Cure kits for replacing worn areas in Chrysler RFE series transmissions. Related Articles – TransGo releases S4 regulator valve for 2018-on GM 8L45, 8L90 – American Powertrain introduces new transmission install tool and seal protector – Mayhew introduces 14-piece micro hand tool set Part numbers include: These kits cover Chrysler 45RFE,