IllustrationEA88043 · Fuel Expulsion
Opened Sep 20, 1988 · Closed Sep 26, 1989
Status: closed (inferred from source dates) · Vehicle Speed Control:linkages
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1984 GMC P30
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
Counts are not adjusted for sales, age, mileage exposure or reporting. A lower count does not establish that a car is problem-free.
About this comparison →0Owner complaints
Model-year median: 0
0Recall campaignsView recall details →
3InvestigationsView investigation details →
Check a VIN with NHTSA ↗ Model-level counts do not show whether a particular VIN is affected or repaired.
Inspection summary
1984 GMC P30
NHTSA snapshot: September 18, 2026. 0 owner complaints · 0 recall campaigns · 3 investigations.
Counts are not failure probabilities and are not adjusted for sales, age, mileage exposure or reporting. One report may name several categories. Comparison method and limitations.
Top reported categories (up to 5)
Full reported-category list and vehicle report
Recall links
No recall campaigns in this snapshot.
Check a VIN with NHTSA. Model-level history does not establish whether a particular VIN is affected or repaired.
Print the top reported categories, recall links, snapshot date and comparison limits.
How this year compares
Owner complaints by model year
Compare all P30 years →Counts vary with age, sales, mileage exposure and reporting. They are not failure rates.
What owners reported most
No component reports in this snapshot.
Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 0 of 0 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
0 reportsNo matching complaints in this snapshot.
Recall campaigns
0No recalls in this snapshot.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
Defect investigations
3EA88007 · Lower Control Arm
Opened Nov 6, 1987 · Closed Oct 24, 1988
Status: closed (inferred from source dates) · Suspension
SUMMARY OF INFORMATION FROM MANUFACTURER:MANUFACTURER IS IN RECEIPT OFONE COMPLAINT AND FIVE FIELD REPORTS.PRODUCT REPORT ANALYSIS STATES THELOWER CONTROL ARM FROM WAGGONER CORPORATION APPEARS TO HAVE A SMALL RADIUSAT THE TRANSITION OF THE SIDE WALL TO THE BALL STUD NOSE.CURRENT STAMPINGSOURCE, S.K.D., ALSO HAS A SMALL RADIUS IN THE SAME AREA.S.K.D. HASCHANGED THE TRIM TO INCREASE THE RADIUS TO 1 INCH AND PROVIDE ADDITIONALSTRENGTH IN THE BALL STUD AREA.ANALYSIS:FAILURE DATA INDICATES THE LEFT CONTROL ARM AND DIESEL ENGINEAPPLICATION ARE OVER REPRESENTED.ALL KNOWN FAILURES HAVE OCCURRED AT LOWSPEEDS, OR HAVE BEEN LOCATED AS A RESULT OF AN INCREASE IN THE FREQUENCY OFMAINTENANCE INSPECTIONS.BALL JOINT SEPARATION COULD RESULT IN COLLAPSE OFFRONT WHEEL SUSPENSION AND LOSS OF VEHICLE CONTROL.ACTION: IR TO GM SENT 11/19/87 CONTACT FLEET OWNERS.===
Additional source detail variants (2)
Suspension
SUMMARY OF INFORMATION FROM MANUFACTURER:MANUFACTURER IS IN RECEIPT OFONE COMPLAINT AND FIVE FIELD REPORTS.PRODUCT REPORT ANALYSIS STATES THELOWER CONTROL ARM FROM WAGGONER CORPORATION APPEARS TO HAVE A SMALL RADIUSAT THE TRANSITION OF THE SIDE WALL TO THE BALL STUD NOSE.CURRENT STAMPINGSOURCE, S.K.D., ALSO HAS A SMALL RADIUS IN THE SAME AREA.S.K.D. HASCHANGED THE TRIM TO INCREASE THE RADIUS TO 1 INCH AND PROVIDE ADDITIONALSTRENGTH IN THE BALL STUD AREA.ANALYSIS:FAILURE DATA INDICATES THE LEFT CONTROL ARM AND DIESEL ENGINEAPPLICATION ARE OVER REPRESENTED.ALL KNOWN FAILURES HAVE OCCURRED AT LOWSPEEDS, OR HAVE BEEN LOCATED AS A RESULT OF AN INCREASE IN THE FREQUENCY OFMAINTENANCE INSPECTIONS.BALL JOINT SEPARATION COULD RESULT IN COLLAPSE OFFRONT WHEEL SUSPENSION AND LOSS OF VEHICLE CONTROL.ACTION: IR TO GM SENT 11/19/87 CONTACT FLEET OWNERS.===
Suspension
SUMMARY OF INFORMATION FROM MANUFACTURER:MANUFACTURER IS IN RECEIPT OFONE COMPLAINT AND FIVE FIELD REPORTS.PRODUCT REPORT ANALYSIS STATES THELOWER CONTROL ARM FROM WAGGONER CORPORATION APPEARS TO HAVE A SMALL RADIUSAT THE TRANSITION OF THE SIDE WALL TO THE BALL STUD NOSE.CURRENT STAMPINGSOURCE, S.K.D., ALSO HAS A SMALL RADIUS IN THE SAME AREA.S.K.D. HASCHANGED THE TRIM TO INCREASE THE RADIUS TO 1 INCH AND PROVIDE ADDITIONALSTRENGTH IN THE BALL STUD AREA.ANALYSIS:FAILURE DATA INDICATES THE LEFT CONTROL ARM AND DIESEL ENGINEAPPLICATION ARE OVER REPRESENTED.ALL KNOWN FAILURES HAVE OCCURRED AT LOWSPEEDS, OR HAVE BEEN LOCATED AS A RESULT OF AN INCREASE IN THE FREQUENCY OFMAINTENANCE INSPECTIONS.BALL JOINT SEPARATION COULD RESULT IN COLLAPSE OFFRONT WHEEL SUSPENSION AND LOSS OF VEHICLE CONTROL.ACTION: IR TO GM SENT 11/19/87 CONTACT FLEET OWNERS.===
PE87056 · Lower Control Arm Failure
Opened Sep 8, 1987 · Closed Nov 6, 1987
Status: closed (inferred from source dates) · Suspension
SUMMARY OF INFORMATION FROM MANUFACTURER:MANUFACTURER IS IN RECEIPT OFONE COMPLAINT AND FIVE FIELD REPORTS.PRODUCT REPORT ANALYSIS STATES THELOWER CONTROL ARM FROM WAGGONER CORPORATION APPEARS TO HAVE A SMALL RADIUSAT THE TRANSITION OF THE SIDE WALL TO THE BALL STUD NOSE.CURRENT STAMPINGSOURCE, S.K.D., ALSO HAS A SMALL RADIUS IN THE SAME AREA.S.K.D. HASCHANGED THE TRIM TO INCREASE THE RADIUS TO 1 INCH AND PROVIDE ADDITIONALSTRENGTH IN THE BALL STUD AREA.ANALYSIS:DATA INDICATES 38 OF 40 FAILURES INVOLVE THE LEFT CONTROL ARM,39 OF THE VEHICLES ARE POWERED BY THE DIESEL ENGINE.ALL FAILURES HAVEOCCURRED AT LOW SPEEDS, OR HAVE BEEN LOCATED DURING INCREASED FREQUENCYMAINTENANCE INSPECTIONS.SEPARATION OF THE BALL JOINT FROM THE CONTROLARM COULD CAUSE ONE SIDE OF THE FRONT WHEEL SUSPENSION TO COLLAPSE,POSSIBLY RESULTING IN LOSS OF VEHICLE CONTROL.PROPOSED ACTION:UPGRADE THIS PE TO AN EA.===
An investigation is not a finding of a defect, and closure does not prove a vehicle is problem-free.