Does the 1984 GMC B6P042 have any recalls?

3 recalls found in NHTSA data as of September 22, 2026, covering: service brakes, air, service brakes, hydraulic. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 1984 GMC B6P042 recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a GMC dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 1984 GMC B6P042?

0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

1984 GMC B6P042 recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

3 recalls found in NHTSA data as of September 22, 2026

For the 1984 GMC B6P042. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your GMC been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A GMC dealer can also check your VIN. Recall repairs are free.

1984 GMC B6P042 recalls, newest first

August 3, 1987NHTSA 87V1210007,870 vehicles potentially affected

Service brakes, air › Drum › Chamber

Summary: Severe brake chatter may cause the brake chamber mounting brackets on either side to develop cracks in the weld area where the s cam shaft tube attaches to the chamber support section.
Consequence: Brackets can break, resulting in loss of braking abilityat that front wheel, and possibly restricted steering, which could lead to avehicle crash without prior warning.
Remedy: As necessary, install new reinforced front brake chamber mounting brackets and install a front brake limiting valve on vehicles without one.

This recall on nhtsa.gov

July 7, 1986NHTSA 86V0860004,299 vehicles potentially affected

Service brakes, hydraulic › Fluid

Summary: Severe brake chatter may cause the brake chamber mounting brackets on either side to develop cracks in the weld area where the s-cam shaft tube attaches to the chamber support section. Consequence of defect: brackets can break, resulting in loss of braking ability at the front wheel, and possibly restrict steering, which could lead to a vehicle crash without prior warning.
Remedy: As necessary, replace front brake chamber mounting brackets and install a front brake limiting valve.

This recall on nhtsa.gov

October 16, 1984NHTSA 84V1340001,436 vehicles potentially affected

Service brakes, hydraulic › Power assist › Hydraulic

Summary: Vehicles have a primary and a reserve braking system. If the primary brake system booster fails, under some circumstances the reserve system may also malfunction and braking ability will be impaired.
Remedy: Dealer will install a new reserve brake control module at no cost to owner.

This recall on nhtsa.gov

Owner complaints

No owner complaints about the 1984 GMC B6P042 were found in NHTSA’s complaint data.

Other GMC B6P042 years

Other 1984 GMC models

Questions

Does the 1984 GMC B6P042 have any recalls?: 3 recalls found in NHTSA data as of September 22, 2026, covering: service brakes, air, service brakes, hydraulic. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 1984 GMC B6P042 recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a GMC dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 1984 GMC B6P042?: 0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.