Vacuum Hose Diagram(S)

WARNING: This page does not describe the selected car, but rather 35 other vehicles, including the 1992 Pontiac Trans Sport, 1992 Oldsmobile Silhouette, 1992 Oldsmobile Bravada, 1992 GMC Yukon, and 1992 GMC Vandura Special. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: The following vacuum diagrams are courtesy of General Motors Corp. Information is not available for models not listed. Letters in parenthesis are the emission calibration code, located on underhood emissions label.

Fig 1: 2.5L TBI S Series Calif./Fed. All Trans. (PDA, PDB & PDC)

G92D22148

Fig 2: 2.8L TBI S Series Calif./Fed. All Trans. (LDB & LDC)

G92E22149

Fig 3: 3.1L TBI U Series Fed. All Trans. (LDR & LDS)

G91I13639

Fig 4: 3.8L PFI U Series Calif./Fed. All Trans. (NLN & NLR)

G92I22150

Fig 5: 4.3L TBI C & K Series Calif. All Trans. (PDW & PMW)

G91B13640

Fig 6: 4.3L TBI C & K Series Calif./Fed. All Trans. (PHS)

G91F13644

Fig 7: 4.3L TBI C & K Series Fed. All Trans. (PMU)

G91C13641

Fig 8: 4.3L TBI G Series Calif./Fed. All Trans. (PFD, PLP & PNC)

G91E13643

Fig 9: 4.3L CPI L & M Series Calif./Fed./High Alt. A/T (PLH & PNK)

G92J22151

Fig 10: 4.3L TBI P Series Calif./Fed. All Trans. (PHT)

G92A22152

Fig 11: 4.3L TBI P Series Fed. All Trans. (PHU & PHW)

G91G13645

Fig 12: 4.3L TBI S & T Series Calif./Fed./High Alt. All Trans. (PDP, PDR, PDS & PMC)

G91I13647

Fig 13: 4.3L CPI S & T Series Fed./High Alt. All Trans. & S Series Calif. All Trans. (PLB, PLD & PFB)

G92B22153

Fig 14: 4.3L PFI Syclone & Typhoon Calif./Fed. All Trans. (JJK)

G92C22154

Fig 15: 5.0L TBI C & K Series Calif. All Trans. (PFK & PMX)

G201690

Fig 16: 5.0L TBI G Series Calif. A/T (PFM)

G91E13650

Fig 17: 5.7L TBI C & K Series Calif. All Trans. (PFR & PFS)

G91G13652

Fig 18: 5.7L TBI C & K Series Fed. All Trans. (PMX & PMY)

G92D22155

Fig 19: 5.7L TBI C & K Series Calif./Fed./High Alt. All Trans. (PHY & PLR)

G91H13653

Fig 20: 5.7L TBI G Series Calif. A/T (PFZ)

G91I13654

Fig 21: 5.7L TBI P Series Calif./Fed. All Trans. (PJH, PJJ, PJK & PJL)

G91A13656

Fig 22: 6.2L Diesel C & K Series Fed./High Alt. All Trans. (PMZ, PNA & PNH)

G91C13658

Fig 23: 7.4L TBI C & K Series Calif./Fed. All Trans. (PJZ & PLS)

G91G13660

Fig 24: 7.4L TBI C & K Series Fed. All Trans. (PHR & PNB)

G92E22156

Fig 25: 7.4L TBI C, K & P Series Calif./Fed. All Trans. (PJU & PKH)

G91I13662

Fig 26: 7.4L TBI C, K & P Series Calif./Fed. All Trans. (PKJ & PKL)

G91J13663

Fig 27: 7.4L TBI P Series Calif./Fed. All Trans. (PKK)

G91A13664