Mechanic Notes

2013 GMC Sierra 1500: Excessive oil consumption

Common wear/failure (not a recall)

Symptoms

Owners of the 2013 Sierra 1500 report: excessive oil consumption. CarComplaints.com lists 2 owner complaints, average mileage 61,000 miles.

NHTSA has 11 owner complaints for the 2013 Sierra 1500 in this area. Examples:

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 lifter and cam (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 $4,000 (owner-reported average, not a quote).

Typical parts (search links, no affiliate codes)

AutoZone · O'Reilly · Advance · RockAuto

Sources

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