Gmc P Series — Other
High risk
Mar 27, 1995
Model years: 1995
Certain vehicles may experience an external transmission fluid leak at the lube feed passage due to thin case casting in the cooler boss area. This condition could allow transmissi
Also affects: Chevrolet G Series, Chevrolet P Series, Gmc C Series, Gmc G Series, Gmc K Series
Gmc P Series — Brakes
High risk
Oct 25, 1994
Model years: 1990
On certain P30 vehicles, a Fluid leak in the auto-apply hydraulic parking brake system may cause the parking brake to apply while the vehicle is being driven. This would cause the
Also affects: Chevrolet P Series
Gmc P Series — Steering
High risk
Feb 4, 1994
Model years: 1993
VEHICLES MAY HAVE BEEN BUILT WITH LOOSE OR MISSING INTERMEDIATE STEERING SHAFT FASTENERS. IF THE FASTENERS ARE MISSING, THE INTERMEDIATE STEERING SHAFT CAN SEPARATE RESULTING IN A
Also affects: Gmc Topkick C6, Gmc Topkick C7
Gmc P Series — Suspension
High risk
Sep 4, 1992
Model years: 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992
On certain P3-42 chassis, the 19.5 X 6 front steel wheel discs may exhibit circumferential cracking which if undetected could cause the rim portion of the wheel to separate inboard
Also affects: Chevrolet P Series
Gmc P Series — Steering
High risk
Jan 13, 1992
Model years: 1985, 1986
On certain C3500, G3 and P30 vehicles, the left hand lower control arm can crack starting at the rear flange and progress to the ball joint mounting hole and eventually cause the l
Also affects: Gmc C Series, Gmc G Series
Gmc P Series — Brakes
High risk
Jul 22, 1991
Model years: 1990
On certain P3 vehicles with Dana model 80 rear axles, a missing rear axle outer bearing retaining ring and/or greater than specified bearing end play will allow the wheel rotor and
Gmc P Series — Powertrain
High risk
Aug 18, 1989
Model years: 1989
On certain P3 vehicles with i-beam front suspensions and automatic transmissions, the shift lever may not drop into the "park" detent when placed into the "park" position. This wou
Gmc P Series — Suspension
High risk
Jul 6, 1988
Model years: 1985, 1986
On certain G3 and P3 vehicles, the left-hand lower control arm can crack starting at the rear flange and progress to the ball joint mounting hole and eventually cause the end of th
Also affects: Gmc G Series
Gmc P Series — Fuel System
High risk
Jan 13, 1988
Model years: 1985, 1986, 1987
Certain P3 vehicles could emit gasoline from the fuel filler when the filler cap is removed. This condition results when the contents of the main fuel tank expand and the pressure
Gmc P Series — Brakes
High risk
Jan 27, 1987
Model years: 1985
On certain P6 vehicles, a portion of the body support may contact the brake lines in the area of the brake warning switch. Relative movement between the two could cause the brake l
Gmc P Series — Structure
High risk
Aug 19, 1986
Model years: 1985, 1986
On certain P30 and P35 vehicles equipped with i-beam front axles and 16 inch wheels and tires the tie rod end could contact the tire inner wall during combined cornering and brakin
Gmc P Series — Lights And Instruments
High risk
May 6, 1986
Model years: 1986
On certain vehicles, the push-pull headlight switch may have been manufactured with electrical contacts which allow an intermittent headlight circuit. An intermittent circuit could
Also affects: Buick Estate Wagon, Cadillac Cimarron, Cadillac Deville, Cadillac Fleetwood, Chevrolet C Series
Gmc P Series — Wheels
High risk
Nov 27, 1985
Model years: 1985
On certain vehicles, A wheel failure could develop with a crack through the fillet weld nugget between the disc and rim. This crack could propogate around the wheel eventually resu
Also affects: Chevrolet C Series, Chevrolet K Series, Chevrolet P Series, Gmc C Series, Gmc K Series
Gmc P Series — Other
High risk
Oct 15, 1985
Model years: 1982, 1983, 1984, 1985
Pn certain P30 and P35 vehicles, the engine fan blade assembly could be subject to high stress levels during certain engine operating conditions. As a result,a fan blade could fati
Also affects: Chevrolet P Series
Gmc P Series — Fuel System
High risk
Sep 9, 1983
Model years: 1983
On certain P20 and P30 vehicles, during a rear collicion impact, the three piece fuel filler hoses may separate and allow fuel leakage in excess of the amount prescribed by CMVSS 3
Gmc P Series — Powertrain
High risk
Aug 24, 1982
Model years: 1982
On certain vehicles, the rear axle shafts may have been improperly heat treated. As a result the shaft may break which could allow the wheel assembly to separate from the vehicle p
Also affects: Chevrolet C Series, Chevrolet K Series, Chevrolet P Series, Gmc C Series, Gmc K Series
Gmc P Series — Seats And Restraints
High risk
Dec 5, 1980
Model years: 1978
On certain P10, P20 and P30 vehicles equipped with Gruman Olson bodies ,the drivers seat belt anchor bolt may loosen through normal vehicle vibration. This condition could allow th
Also affects: Chevrolet P Series
Gmc P Series — Other
High risk
Dec 5, 1980
Model years: 1979
Certain P10, P20 and P30 vehicles equipped with Gruman Olson bodies, may have an engine cover that was incorrectly manufactured causing the left side of the engine cover to protrud
Also affects: Chevrolet P Series
Gmc P Series — Brakes
High risk
Nov 20, 1980
Model years: 1980
On certain P30 vehilces equipped with 11,000 pound capacity rear axles, the rear brake hose/pipe assemblies can contact the axle housing resulting in abrasion resulting in the even
Also affects: Chevrolet P Series
Gmc P Series — Label
High risk
Feb 5, 1980
Model years: 1977, 1978, 1979
On certain P30 vehicles, the Gross Vehicle Weight Rating (GVWR) and Gross Axle Weight Rating (GAWR) are shown in pounds rather than kilograms as required by section 6 of the Canada
Also affects: Chevrolet P Series
Gmc P Series — Fuel System
High risk
Oct 23, 1978
Model years: 1977, 1978
Certain P30 vehicles were stored in direct sunlight with temperature high enough to melt the fusible fuel tank vent plug (prior to body installation). This plug is designed to melt
Also affects: Chevrolet P Series
Gmc P Series — Lights And Instruments
High risk
Jul 12, 1978
Model years: 1978
Certain P10, P20 and P30 vehicles are equipped with speedometers and odometers calibrated in miles rather than kilometers as required by federal safety standard 101 - control locat
Also affects: Chevrolet P Series
Gmc P Series — Suspension
High risk
Sep 20, 1977
Model years: 1975, 1976
On certain C20, C30, G3, P20 and P30 vehicles, the front suspension lower control arm ball joint sockets were not properly hjeat treated and may cause the ball joint stud to separa
Also affects: Chevrolet C Series, Chevrolet G Series, Chevrolet P Series, Gmc C Series, Gmc G Series
Gmc P Series — Brakes
High risk
Jul 15, 1977
Model years: 1976, 1977
On certain G3 and P30 vehicles, the brake master cylinder reservoir mounting bolts were improperly processed and may break. If the bolts break, a fluid leak may develop leading to
Also affects: Chevrolet G Series, Chevrolet P Series, Gmc G Series
Gmc P Series — Wheels
High risk
Sep 4, 1975
Model years: 1975
On certain vehicles equipped with dual rear wheel option. The wheel side ring will not properly seat on the wheel rim due to differences in size and configuration.
Also affects: Chevrolet C Series, Chevrolet P Series, Gmc C Series