2017 Ram 2500: Timing chain gear housing to block gasket oil leak
Common wear/failure (not a recall)
Symptoms
Owners of the 2017 2500 report: timing chain gear housing to block gasket oil leak. CarComplaints.com lists 1 owner complaints, average mileage 72,000 miles.
NHTSA has 47 owner complaints for the 2017 2500 in this area. Examples:
- NHTSA complaint ODI #11766950 (filed 09/25/2026): “The contact owns a 2017 ram 2500. the contact stated that while driving 25 mph, there was an abnormal sound coming from the vehicle. the contact stated that upon inspecting the vehicle, there was a squeaking sound coming from the coolant pump. the dealer was c…”
- NHTSA complaint ODI #11759457 (filed 08/25/2026): “Motor completely over heated causing the hose to rupture underneath the intake manifold. engine is unrepairable. had to order new engine and a new intake manifold because it melted the current one. also approximately 2 years ago, i also had to replace the tran…”
Likely causes
Sources do not establish a single root cause; diagnosis is needed. Owner-reported fixes are listed below.
Fix, in plain English
Most common owner-reported solutions on CarComplaints.com: replace timing chain gear housing gasket (1 reports). Check for open recalls and extended warranty coverage with a dealer before paying out of pocket.
DIY difficulty: Pro
Internal engine work (lifters, oil consumption, fuel dilution diagnosis) requires engine teardown or dealer software/tests. (Our assessment.)
Cost
CarComplaints.com owners report a typical repair cost of about $6,180 (owner-reported average, not a quote).
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto